java.lang.NullPointerException

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  • GitHub comment 406#254233504
    via GitHub by pfent
    ,
  • First run: Roomfinder fails
    via GitHub by kordianbruck
    ,
  • GitHub comment 425#261899637
    via GitHub by kordianbruck
    ,
    • java.lang.NullPointerException: Attempt to invoke virtual method 'int de.tum.in.tumcampusapp.models.ChatRoom.getId()' on a null object reference at de.tum.in.tumcampusapp.models.managers.ChatRoomManager.join(ChatRoomManager.java:156) at de.tum.in.tumcampusapp.models.managers.ChatRoomManager.onRequestCard(ChatRoomManager.java:188) at de.tum.in.tumcampusapp.models.managers.CardManager.update(CardManager.java:126) at de.tum.in.tumcampusapp.services.DownloadService.download(DownloadService.java:140) at de.tum.in.tumcampusapp.services.DownloadService.access$000(DownloadService.java:36) at de.tum.in.tumcampusapp.services.DownloadService$1.run(DownloadService.java:179) at java.lang.Thread.run(Thread.java:761)
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