https://bugs.kde.org/show_bug.cgi?id=370627
--- Comment #2 from Andrey Bondarenko <abon...@mail.ru> --- Here is a example of more detailed log from kalarm: Qt-W [2016-10-23 11:53:10.027 +05] (kalarm:3906:default) unknown:0:unknown - QLayout: Attempting to add QLayout "" to YearlyRule "", which already has a layout Qt-C [2016-10-23 11:53:14.502 +05] (akonadi_kalarm_dir_resource_3:3650:default) kcalcore/src/icalformat.cpp:89:KCalCore::ICalFormat::load - load error Qt-C [2016-10-23 11:53:14.502 +05] (akonadi_kalarm_dir_resource_3:3650:default) kcalcore/src/icalformat.cpp:89:KCalCore::ICalFormat::load - load error Qt-W [2016-10-23 11:53:14.502 +05] (akonadi_kalarm_dir_resource_3:3650:log_kalarmdirresource) kdepim-runtime/resources/kalarm/kalarmdir/kalarmdirresource.cpp:446:KAlarmDirResource::loadFile - Error loading "~/.local/share/kalarm/active/KAlarm-1136218218.463.Hv3650" Qt-W [2016-10-23 11:53:14.504 +05] (akonadi_kalarm_dir_resource_3:3650:log_kalarmdirresource) kdepim-runtime/resources/kalarm/kalarmdir/kalarmdirresource.cpp:462:KAlarmDirResource::loadFile - File "~/.local/share/kalarm/active/KAlarm-1136218218.463" : event id differs from file name Qt-C [2016-10-23 11:53:14.977 +05] (akonadi_kalarm_dir_resource_3:3650:default) kcalcore/src/icalformat.cpp:89:KCalCore::ICalFormat::load - load error Qt-C [2016-10-23 11:53:14.978 +05] (akonadi_kalarm_dir_resource_3:3650:default) kcalcore/src/icalformat.cpp:89:KCalCore::ICalFormat::load - load error Qt-W [2016-10-23 11:53:14.978 +05] (akonadi_kalarm_dir_resource_3:3650:log_kalarmdirresource) kdepim-runtime/resources/kalarm/kalarmdir/kalarmdirresource.cpp:446:KAlarmDirResource::loadFile - Error loading "~/.local/share/kalarm/active/KAlarm-1136218218.463.Hv3650" Qt-W [2016-10-23 11:53:14.978 +05] (akonadi_kalarm_dir_resource_3:3650:log_kalarmdirresource) kdepim-runtime/resources/kalarm/kalarmdir/kalarmdirresource.cpp:986:KAlarmDirResource::modifyItem - Invalid mime type for collection I don't understand what code creates temporary file. It is possible that temp file created implicitly by library code. Strace shows that temp file created by akonadi_kalarm_dir_resource_n process, but I cannot find code responsible for this. I'm able to rebuild and test patch for version 15.12.3 available in Ubuntu 16.04, but I don't know how to properly upgrade entire stack to more recent versions like 16.04 or 16.08. It is possible to provide patch for old version? -- You are receiving this mail because: You are watching all bug changes.