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[Daniel van Vugt <daniel.van.vugt@xxxxxxxxxxxxx>]

Annoyingly comment #9 may not work. If app developers rebuild with the
latest Mir (0.17) then the slightly older Mir 0.16.0 in OTA7 will also
reject their connections because they're now too new! This is again due
to the overly strict protocol range checking introduced in r2893.

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https://bugs.launchpad.net/bugs/1507982

Title:
  [regression] OTA7 broke previously working app

Status in Canonical System Image:
  Confirmed
Status in Mir:
  Won't Fix
Status in Mir 0.16 series:
  Won't Fix
Status in Mir 0.17 series:
  Won't Fix
Status in mir package in Ubuntu:
  Won't Fix

Bug description:
  OTA7 broke previously working app
  after OTA7 update on Meizu MX4, glmark2 stopped working https://uappexplorer.com/app/glmark2.sturmflut
  system updates should not break apps

  
  ~/.cache/upstart$ cat application-click-glmark2.sturmflut_glmark2_0.4.1.log
  libust[24877/24879]: Error: Error opening shm /lttng-ust-wait-5-32011 (in get_wait_shm() at lttng-ust-comm.c:958)
  libust[24877/24879]: Error: Error opening shm /lttng-ust-wait-5-32011 (in get_wait_shm() at lttng-ust-comm.c:958)
  libust[24877/24878]: Error: Error opening shm /lttng-ust-wait-5 (in get_wait_shm() at lttng-ust-comm.c:958)
  libust[24877/24878]: Error: Error opening shm /lttng-ust-wait-5 (in get_wait_shm() at lttng-ust-comm.c:958)
  Error: Couldn't connect to the Mir display server
  Error: main: Could not initialize canvas
  [1445336019.182277] <ERROR> MirConnectionAPI: Caught exception at client library boundary (in release): /build/buildd/mir-0.13.3+15.04.20150617/src/client/rpc/stream_socket_transport.cpp(168): Throw in function virtual void mir::client::rpc::StreamSocketTransport::send_message(const std::vector<unsigned char>&, const std::vector<mir::Fd>&)
  Dynamic exception type: N5boost16exception_detail10clone_implINS0_19error_info_injectorIN3mir25socket_disconnected_errorEEEEE
  std::exception::what: Failed to send message to server: Broken pipe
  32, "Broken pipe"
  libust[24922/24923]: Error: Error opening shm /lttng-ust-wait-5 (in get_wait_shm() at lttng-ust-comm.c:958)
  libust[24922/24923]: Error: Error opening shm /lttng-ust-wait-5 (in get_wait_shm() at lttng-ust-comm.c:958)
  libust[24922/24924]: Error: Error opening shm /lttng-ust-wait-5-32011 (in get_wait_shm() at lttng-ust-comm.c:958)
  libust[24922/24924]: Error: Error opening shm /lttng-ust-wait-5-32011 (in get_wait_shm() at lttng-ust-comm.c:958)
  Error: Couldn't connect to the Mir display server
  Error: main: Could not initialize canvas
  [1445336029.784398] <ERROR> MirConnectionAPI: Caught exception at client library boundary (in release): /build/buildd/mir-0.13.3+15.04.20150617/src/client/rpc/stream_socket_transport.cpp(168): Throw in function virtual void mir::client::rpc::StreamSocketTransport::send_message(const std::vector<unsigned char>&, const std::vector<mir::Fd>&)
  Dynamic exception type: N5boost16exception_detail10clone_implINS0_19error_info_injectorIN3mir25socket_disconnected_errorEEEEE
  std::exception::what: Failed to send message to server: Broken pipe
  32, "Broken pipe"

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