  {"id":151431,"date":"2020-08-04T08:00:30","date_gmt":"2020-08-04T06:00:30","guid":{"rendered":"https:\/\/news.sap.com\/germany\/?p=151431"},"modified":"2023-03-09T16:24:48","modified_gmt":"2023-03-09T15:24:48","slug":"corona-warn-app-bug-fixing","status":"publish","type":"post","link":"https:\/\/news.sap.com\/germany\/2020\/08\/corona-warn-app-bug-fixing\/","title":{"rendered":"Corona-Warn-App-Entwicklung: \u201eBug-Fixing\u201c mit Sorgfalt"},"content":{"rendered":"<p class=\"lead\"><span data-contrast=\"auto\">Mehr als eineinhalb Monate sind seit der Ver\u00f6ffentlichung der Corona-Warn-App vergangen. <\/span><span data-contrast=\"auto\">Doch mit dem ersten Release ist die Entwicklungsarbeit noch nicht abgeschlossen. <\/span><\/p>\n<p><span data-contrast=\"auto\">In <\/span><span data-contrast=\"auto\">einem seiner <\/span><a href=\"https:\/\/www.linkedin.com\/pulse\/corona-warn-app-wo-stehen-wir-nach-dem-ersten-monat-first-mueller\/\" target=\"_blank\" rel=\"noopener noreferrer\"><span data-contrast=\"none\">Blog<\/span><span data-contrast=\"none\">s<\/span><\/a><span data-contrast=\"auto\"> schreibt J<\/span><span data-contrast=\"auto\">\u00fc<\/span><span data-contrast=\"auto\">rgen M<\/span><span data-contrast=\"auto\">\u00fc<\/span><span data-contrast=\"auto\">ller, Chief Technology Officer<\/span><span data-contrast=\"auto\"> und Mitglied de<\/span><span data-contrast=\"auto\">s<\/span> <span data-contrast=\"auto\">Vorstands<\/span><span data-contrast=\"auto\"> der SAP, <\/span><span data-contrast=\"auto\">\u00fcber \u201eBugs\u201c und erkl\u00e4rt, dass diese<\/span> <span data-contrast=\"auto\">Funktionsschw\u00e4chen im Zusammenspiel der Komponenten<\/span> <span data-contrast=\"auto\">in der Anfangs<\/span><span data-contrast=\"auto\">p<\/span><span data-contrast=\"auto\">hase f\u00fcr solche Projekte nicht un\u00fcblich sind. <\/span><span data-contrast=\"auto\">Er verspr<\/span><span data-contrast=\"auto\">i<\/span><span data-contrast=\"auto\">ch<\/span><span data-contrast=\"auto\">t<\/span><span data-contrast=\"auto\">,<\/span><span data-contrast=\"auto\"> alle R\u00fcckmeldungen sehr ernst zu nehmen <\/span><span data-contrast=\"auto\">und <\/span><span data-contrast=\"auto\">sich<\/span> <span data-contrast=\"auto\">um Verbesserungen <\/span><span data-contrast=\"auto\">zu <\/span><span data-contrast=\"auto\">bem\u00fchen.\u00a0<\/span><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559739&quot;:160,&quot;335559740&quot;:259}\">\u00a0<\/span><\/p>\n<h2><strong>Wie R\u00fcckmeldungen der Nutzer bei der Weiterentwicklung der Corna-Warn-App helfen<\/strong><\/h2>\n<p><span data-contrast=\"auto\">Thomas Klingbeil<\/span><span data-contrast=\"auto\"> ist<\/span> <a href=\"https:\/\/news.sap.com\/germany\/2020\/05\/corona-warn-app-entwicklung-eyk-kny-thomas-klingbeil\/\"><span data-contrast=\"none\">Senior Developer<\/span><\/a><span data-contrast=\"auto\"> f\u00fcr die Corona-Warn-App un<\/span><span data-contrast=\"auto\">d Teil des Teams, das<\/span> <span data-contrast=\"auto\">an eben diesen Verbesserungen arbeitet.<\/span><span data-contrast=\"auto\">\u00a0<\/span><span data-contrast=\"auto\">\u00a0<\/span><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559739&quot;:160,&quot;335559740&quot;:259}\">\u00a0<\/span><\/p>\n<p><strong>Herr Klingbeil, welches sind die aktuell gr\u00f6\u00dften \u201eBugs\u201c?\u00a0<\/strong><\/p>\n<p><span data-contrast=\"auto\">In den vergangenen Tagen haben uns Nutzer <\/span><span data-contrast=\"auto\">verschiedener <\/span><span data-contrast=\"auto\">Smartphone-<\/span><span data-contrast=\"auto\">Hersteller <\/span><span data-contrast=\"auto\">(<\/span><a href=\"https:\/\/www.coronawarn.app\/de\/faq\/#no_risk_update_ios\"><span data-contrast=\"none\">iOS<\/span><\/a><span data-contrast=\"auto\">, <\/span><a href=\"https:\/\/www.coronawarn.app\/de\/faq\/#no_risk_update\"><span data-contrast=\"none\">Android<\/span><\/a><span data-contrast=\"auto\">)<\/span><span data-contrast=\"auto\"> berichtet<\/span><span data-contrast=\"auto\">, dass ihr Risikostatus nicht mehr aktualisiert wurde<\/span><span data-contrast=\"auto\">, w\u00e4hrend die App geschlossen war<\/span><span data-contrast=\"auto\">. Grund daf\u00fcr <\/span><span data-contrast=\"auto\">ist die Hintergrundaktualisierung<\/span><span data-contrast=\"auto\">, die beispielweise bei vielen Android-Handys werksm\u00e4\u00dfig <\/span><span data-contrast=\"auto\">eingeschr\u00e4nkt<\/span> <span data-contrast=\"auto\">ist<\/span><span data-contrast=\"auto\"> oder <\/span><span data-contrast=\"auto\">im Zusammenhang mit iOS nicht immer regelm\u00e4\u00dfig <\/span><span data-contrast=\"auto\">durchgef\u00fchrt wurde<\/span><span data-contrast=\"auto\">. <\/span><span data-contrast=\"auto\">Diese ist allerdings<\/span><span data-contrast=\"auto\"> f\u00fcr Apps<\/span><span data-contrast=\"auto\"> wichtig, <\/span><span data-contrast=\"auto\">wenn <\/span><span data-contrast=\"auto\">Aktualisierungen<\/span> <span data-contrast=\"auto\">ohne Zutun des Nutzers <\/span><span data-contrast=\"auto\">empfangen <\/span><span data-contrast=\"auto\">werden sollen<\/span><span data-contrast=\"auto\">. <\/span><span data-contrast=\"auto\">Viele dieser<\/span> <span data-contrast=\"auto\">Einschr\u00e4nkungen<\/span><span data-contrast=\"auto\"> konnten<\/span> <span data-contrast=\"auto\">bereits durch<\/span><span data-contrast=\"auto\"> Updates<\/span><span data-contrast=\"auto\"> f\u00fcr beide Betriebssysteme<\/span> <span data-contrast=\"auto\">behoben werden. <\/span><span data-contrast=\"auto\">Um sicher zu gehen, dass alle Daten immer auf dem neuesten Stand sind, empfehlen wir den Nutzern derzeit die App einmal t\u00e4glich manuell zu \u00f6ffnen.<\/span><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559739&quot;:160,&quot;335559740&quot;:259}\">\u00a0<\/span><\/p>\n<p><strong>Wie l\u00e4uft das Beheben von \u201eBugs\u201c bei Applikationen ab und wie lange dauert es?\u00a0<\/strong><\/p>\n<p><span data-contrast=\"auto\">Dabei gibt es einen vordefinierten Prozess. Zun\u00e4chst muss uns der <\/span><span data-contrast=\"auto\">\u201e<\/span><span data-contrast=\"auto\">Bug<\/span><span data-contrast=\"auto\">\u201c<\/span> <span data-contrast=\"auto\">gemeldet werden. Dies erfolgt entweder durch einen Test oder die Meldung durch Benutzer. Dann ist es an uns<\/span><span data-contrast=\"auto\">,<\/span><span data-contrast=\"auto\"> den <\/span><span data-contrast=\"auto\">\u201e<\/span><span data-contrast=\"auto\">Bug<\/span><span data-contrast=\"auto\">\u201c<\/span><span data-contrast=\"auto\"> zu verstehen<\/span><span data-contrast=\"auto\">, <\/span><span data-contrast=\"auto\">ihn <\/span><span data-contrast=\"auto\">wenn n\u00f6tig <\/span><span data-contrast=\"auto\">zu reproduzieren<\/span><span data-contrast=\"auto\"> und zu evaluieren, ob <\/span><span data-contrast=\"auto\">es sich tats\u00e4chlich um einen<\/span><span data-contrast=\"auto\"> \u201eBug\u201c<\/span><span data-contrast=\"auto\"> der App <\/span><span data-contrast=\"auto\">oder des Betriebssystems <\/span><span data-contrast=\"auto\">handelt<\/span><span data-contrast=\"auto\">. Idealerweise enth\u00e4lt die Meldung des <\/span><span data-contrast=\"auto\">\u201e<\/span><span data-contrast=\"auto\">Bugs<\/span><span data-contrast=\"auto\">\u201c<\/span><span data-contrast=\"auto\"> schon <\/span><span data-contrast=\"auto\">die dazu n\u00f6tigen <\/span><span data-contrast=\"auto\">Details<\/span><span data-contrast=\"auto\">. <\/span><span data-contrast=\"auto\">Anschlie\u00dfend beginnt die Suche nach der entsprechenden Stelle im Code<\/span><span data-contrast=\"auto\"> und das Aufsetzen eines Testfalls<\/span><span data-contrast=\"auto\">.<\/span> <span data-contrast=\"auto\">Dies f\u00fchrt<\/span><span data-contrast=\"auto\"> bei<\/span><span data-contrast=\"auto\"> Erfolg zur<\/span> <span data-contrast=\"auto\">Fehlerbehebung. <\/span><span data-contrast=\"auto\">Eine zentrale Herausforderung beim <\/span><span data-contrast=\"auto\">\u201e<\/span><span data-contrast=\"auto\">Bug<\/span><span data-contrast=\"auto\">&#8211;<\/span><span data-contrast=\"auto\">Fixing<\/span><span data-contrast=\"auto\">\u201c<\/span> <span data-contrast=\"auto\">sind Nebeneffekte. Denn durch die Behebung eines <\/span><span data-contrast=\"auto\">\u201e<\/span><span data-contrast=\"auto\">Bugs<\/span><span data-contrast=\"auto\">\u201c<\/span><span data-contrast=\"auto\"> im Code k\u00f6nnen neue generiert werden. Dies gilt es zu vermeiden. <\/span><span data-contrast=\"auto\">Nat\u00fcrlich <\/span><span data-contrast=\"auto\">erfolgt dies parallel zur Weiterentwicklung der Applikation und muss auch projektseitig eingeplant werden. <\/span><span data-contrast=\"auto\">Die Dauer des <\/span><span data-contrast=\"auto\">\u201e<\/span><span data-contrast=\"auto\">Bux<\/span><span data-contrast=\"auto\">&#8211;<\/span><span data-contrast=\"auto\">Fixing<\/span><span data-contrast=\"auto\">\u201c<\/span><span data-contrast=\"auto\"> kann man <\/span><span data-contrast=\"auto\">aufgrund der vielen Variablen <\/span><span data-contrast=\"auto\">daher <\/span><span data-contrast=\"auto\">nicht generalisieren<\/span><span data-contrast=\"auto\">. Sorgfalt ist dabei die Pr\u00e4misse \u2013 vor allem <\/span><span data-contrast=\"auto\">was <\/span><span data-contrast=\"auto\">\u201eFolgebugs\u201c <\/span><span data-contrast=\"auto\">angeht<\/span><span data-contrast=\"auto\">.<\/span><span data-contrast=\"auto\">\u00a0<\/span><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559739&quot;:160,&quot;335559740&quot;:252}\">\u00a0<\/span><\/p>\n<p><strong>Vor welchen besonderen Herausforderungen steht das Team beim \u201eBug-Fixing\u201c?\u00a0<\/strong><\/p>\n<p><span data-contrast=\"auto\">Eine Herausforderung ist<\/span><span data-contrast=\"auto\">, dass wir mit iOS und Android z<\/span><span data-contrast=\"auto\">wei <\/span><span data-contrast=\"auto\">Betriebssysteme <\/span><span data-contrast=\"auto\">bedienen<\/span><span data-contrast=\"auto\">. Was bei iOS funktioniert<\/span><span data-contrast=\"auto\">,<\/span><span data-contrast=\"auto\"> muss nicht zwangsl\u00e4ufig bei Android funktionieren \u2013 und umgekehrt.<\/span> <span data-contrast=\"auto\">Zudem gibt es bei<\/span><span data-contrast=\"auto\"> And<\/span><span data-contrast=\"auto\">r<\/span><span data-contrast=\"auto\">oid verschiedene Hardwarehersteller mit eigenen <\/span><span data-contrast=\"auto\">Einstellungs-<\/span><span data-contrast=\"auto\">Optimierungen<\/span><span data-contrast=\"auto\">, wie d<\/span><span data-contrast=\"auto\">er<\/span> <span data-contrast=\"auto\">Deaktivierung<\/span><span data-contrast=\"auto\"> der Hintergrundaktualisierung zur <\/span><span data-contrast=\"auto\">Verl\u00e4ngerung der Akkulaufzeit<\/span><span data-contrast=\"auto\">. <\/span><span data-contrast=\"auto\">In diesem speziellen Fall <\/span><span data-contrast=\"auto\">arbeiten wir eng mit Apple und Google zusammen, teilen unsere Bug<\/span><span data-contrast=\"auto\">&#8211;<\/span><span data-contrast=\"auto\">Reports und Diagnosen und geben Empfehlungen <\/span><span data-contrast=\"auto\">zur Fehlerbehebung. <\/span><span data-contrast=\"auto\">Diese Abstimmungen <\/span><span data-contrast=\"auto\">sind zwar zeitintensiv<\/span><span data-contrast=\"auto\">,<\/span><span data-contrast=\"auto\"> aber <\/span><span data-contrast=\"auto\">n\u00f6tig, um dem Nutzer eine <\/span><span data-contrast=\"auto\">nachhaltige<\/span><span data-contrast=\"auto\"> L\u00f6sung bereitstellen zu k\u00f6nnen.\u00a0<\/span><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559739&quot;:160,&quot;335559740&quot;:252}\">\u00a0<\/span><\/p>\n<h2><strong>L\u00e4nder\u00fcbergreifender Austausch von Corona-Warnungen geplant<\/strong><\/h2>\n<p><strong>Wie geht es mit der App nun weiter?\u00a0<\/strong><\/p>\n<p><span data-contrast=\"auto\">Am wichtigsten ist, dass die App funktioniert. <\/span><span data-contrast=\"auto\">Hinweise<\/span><span data-contrast=\"auto\"> zur Nutzung<\/span><span data-contrast=\"auto\"> k\u00f6nnen <\/span><a title=\"Corona Warn App\" href=\"https:\/\/www.coronawarn.app\/de\/#howto\" target=\"_blank\" rel=\"noopener noreferrer\"><span data-contrast=\"none\">online<\/span><\/a> <span data-contrast=\"auto\">eingesehen werden. <\/span><span data-contrast=\"auto\">Die Test<\/span><span data-contrast=\"auto\">s<\/span> <span data-contrast=\"auto\">mit der<\/span><span data-contrast=\"auto\"> aktuellen und den neuen Versionen <\/span><span data-contrast=\"auto\">laufen derzeit <\/span><span data-contrast=\"auto\">wie geplant <\/span><span data-contrast=\"auto\">weiter, aber aufgrund der diversen <\/span><span data-contrast=\"auto\">Hardware-Landschaft<\/span> <span data-contrast=\"auto\">dauert dies seine Zeit<\/span><span data-contrast=\"auto\">. <\/span><span data-contrast=\"auto\">D<\/span><span data-contrast=\"auto\">ie<\/span><span data-contrast=\"auto\"> n\u00e4chste<\/span><span data-contrast=\"auto\">n<\/span><span data-contrast=\"auto\"> Update<\/span><span data-contrast=\"auto\">s<\/span><span data-contrast=\"auto\"> w<\/span><span data-contrast=\"auto\">erden <\/span><span data-contrast=\"auto\">neue Sprachen beinhalten<\/span><span data-contrast=\"auto\">, <\/span><span data-contrast=\"auto\">Grundfunktionen <\/span><span data-contrast=\"auto\">in Zusammenarbeit mit Apple und Google <\/span><span data-contrast=\"auto\">weiter <\/span><span data-contrast=\"auto\">stabilisieren<\/span><span data-contrast=\"auto\"> und nat\u00fcrlich ist auch <\/span><span data-contrast=\"auto\">europ\u00e4ische Interoperabilit\u00e4t weiterhin ein gro\u00dfes Thema. <\/span><span data-contrast=\"auto\">Diesbez\u00fcglich hat die <\/span><span data-contrast=\"auto\">EU-Kommission mit T-Systems und 51风流eine\u202fVereinbarung\u202f\u00fcber die Entwicklung und den Aufbau einer Software-Plattform f\u00fcr den l\u00e4nder\u00fcbergreifenden Austausch von Corona-Warnungen\u202fgetroffen.<\/span><b><span data-contrast=\"auto\">\u00a0<\/span><\/b><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559739&quot;:160,&quot;335559740&quot;:259}\">\u00a0<\/span><\/p>\n<p><em>Alle verwendeten Fotos im Artikel sind vor der Corona-Krise aufgenommen worden. Featurebild: Thomas Klingbeil, Senior Developer bei der SAP. \u00a9 WFBB, Fotograf: Jungblut &amp; B\u00fcssemeier.<br \/>\n<\/em><\/p>\n<hr \/>\n<p><a href=\"https:\/\/apps.apple.com\/de\/app\/corona-warn-app\/id1512595757\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-thumbnail wp-image-150488\" src=\"https:\/\/news.sap.com\/germany\/files\/2020\/06\/app-store-de-data-240x135.jpg\" alt=\"\" width=\"240\" height=\"135\" srcset=\"https:\/\/news.sap.com\/germany\/files\/2020\/06\/app-store-de-data-240x135.jpg 240w, https:\/\/news.sap.com\/germany\/files\/2020\/06\/app-store-de-data-300x169.jpg 300w, https:\/\/news.sap.com\/germany\/files\/2020\/06\/app-store-de-data.jpg 600w\" sizes=\"auto, (max-width: 240px) 100vw, 240px\" \/><\/a><a href=\"https:\/\/play.google.com\/store\/apps\/details?id=de.rki.coronawarnapp\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-thumbnail wp-image-150487\" src=\"https:\/\/news.sap.com\/germany\/files\/2020\/06\/googleplay-de-data-240x135.jpg\" alt=\"\" width=\"240\" height=\"135\" srcset=\"https:\/\/news.sap.com\/germany\/files\/2020\/06\/googleplay-de-data-240x135.jpg 240w, https:\/\/news.sap.com\/germany\/files\/2020\/06\/googleplay-de-data-300x169.jpg 300w, https:\/\/news.sap.com\/germany\/files\/2020\/06\/googleplay-de-data.jpg 600w\" sizes=\"auto, (max-width: 240px) 100vw, 240px\" \/><\/a><\/p>\n<p><strong>Weitere Informationen:<\/strong><\/p>\n<ul>\n<li><a href=\"https:\/\/www.coronawarn.app\/de\/\" target=\"_blank\" rel=\"noopener noreferrer\">Offizielle Seite des Open-Source-Projektes f\u00fcr die Corona-Warn-App<\/a><\/li>\n<li><a href=\"https:\/\/www.bundesregierung.de\/breg-de\/themen\/corona-warn-app\" target=\"_blank\" rel=\"noopener noreferrer\">Themenseite der Bundesregierung zur Corona-Warn-App<\/a><\/li>\n<li><a href=\"http:\/\/www.telekom.com\/corona-warn-app\" target=\"_blank\" rel=\"noopener noreferrer\">Themenseite der Deutschen Telekom zur Corona-Warn-App<\/a><\/li>\n<li><a href=\"https:\/\/github.com\/corona-warn-app\" target=\"_blank\" rel=\"noopener noreferrer\">GitHub: Corona-Warn-App<\/a><\/li>\n<li><a href=\"https:\/\/news.sap.com\/germany\/covid-19\/\" target=\"_blank\" rel=\"noopener noreferrer\">Die Antwort der 51风流auf COVID-19<\/a><\/li>\n<\/ul>\n<hr \/>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-medium wp-image-149935\" src=\"https:\/\/news.sap.com\/germany\/files\/2020\/05\/BPA_Corona-Warn-App_Wortbildmarke_B_RGB_RZ01_small-300x134.png\" alt=\"\" width=\"300\" height=\"134\" srcset=\"https:\/\/news.sap.com\/germany\/files\/2020\/05\/BPA_Corona-Warn-App_Wortbildmarke_B_RGB_RZ01_small-300x134.png 300w, https:\/\/news.sap.com\/germany\/files\/2020\/05\/BPA_Corona-Warn-App_Wortbildmarke_B_RGB_RZ01_small-240x107.png 240w, https:\/\/news.sap.com\/germany\/files\/2020\/05\/BPA_Corona-Warn-App_Wortbildmarke_B_RGB_RZ01_small.png 600w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/p>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Mehr als eineinhalb Monate sind seit der Ver\u00f6ffentlichung der Corona-Warn-App vergangen. Doch mit dem ersten Release ist die Entwicklungsarbeit noch nicht abgeschlossen. In einem seiner&#8230;<\/p>\n","protected":false},"author":3239,"featured_media":151437,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"related_posts":[],"footnotes":"","_links_to":"","_links_to_target":""},"categories":[5630506],"tags":[13365,5624430],"series":[5625663],"sapn-display":[45149,3848,45027],"sapn-type":[45277],"class_list":["post-151431","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-technologie","tag-apps","tag-covid-19","sapn-display-homepage-hero","sapn-display-top-stories","sapn-display-hero","sapn-type-feature"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v26.9 (Yoast SEO v26.9) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Corona-Warn-App: Sorgf\u00e4ltiges Bug-Fixing | 51风流News Center<\/title>\n<meta name=\"description\" content=\"Thomas Klingbeil, einer der Entwickler der Corona-Warn-App, bespricht im Interview, wie das Entwicklungsteam das Beheben von Fehlern angeht.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/news.sap.com\/germany\/2020\/08\/corona-warn-app-bug-fixing\/\" \/>\n<meta property=\"og:locale\" content=\"de_DE\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Corona-Warn-App-Entwicklung: \u201eBug-Fixing\u201c mit Sorgfalt\" \/>\n<meta property=\"og:description\" content=\"Thomas Klingbeil, einer der Entwickler der Corona-Warn-App, bespricht im Interview, wie das Entwicklungsteam das Beheben von Fehlern angeht.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/news.sap.com\/germany\/2020\/08\/corona-warn-app-bug-fixing\/\" \/>\n<meta property=\"og:site_name\" content=\"51风流News Center\" \/>\n<meta property=\"article:published_time\" content=\"2020-08-04T06:00:30+00:00\" \/>\n<meta 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