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Hi, I am on ubuntu 12.12 with mono package and a mono parallele environment. I have install serviceStack.Examples. >uname -a Linux dufoli-1005PE 3.5.0-17-generic #28-Ubuntu SMP Tue Oct 9 19:32:08 UTC 2012 i686 i686 i686 GNU/Linux When Is use Xsp with old version it work but when I switch to mono parallele env dated of 26 December : Mono JIT compiler version 3.0.3 (master/717a34f mercredi 26 décembre 2012, 21:18:11 (UTC+0100)) Copyright (C) 2002-2012 Novell, Inc, Xamarin Inc and Contributors. www.mono-project.com TLS: __thread SIGSEGV: altstack Notifications: epoll Architecture: x86 Disabled: none Misc: softdebug LLVM: supported, not enabled. GC: Included Boehm (with typed GC and Parallel Mark) ) here is the crash: xsp --port 8081 * Assertion at threads.c:767, condition `((char*)&internal->unused2 - (char*)internal) == mono_defaults.internal_thread_class->fields [mono_defaults.internal_thread_class->field.count - 1].offset' not met Stacktrace: Native stacktrace: /home/dufoli/opt/mono-2.10/bin/mono() [0x80eed33] [0xb779f40c] [0xb779f424] /lib/i386-linux-gnu/libc.so.6(gsignal+0x4f) [0xb75ae1df] /lib/i386-linux-gnu/libc.so.6(abort+0x175) [0xb75b1825] /home/dufoli/opt/mono-2.10/bin/mono() [0x8251011] /home/dufoli/opt/mono-2.10/bin/mono() [0x82510a3] /home/dufoli/opt/mono-2.10/bin/mono() [0x81bc401] /home/dufoli/opt/mono-2.10/bin/mono() [0x81daa58] /home/dufoli/opt/mono-2.10/bin/mono(mono_runtime_init+0x17a) [0x81d1f0a] /home/dufoli/opt/mono-2.10/bin/mono() [0x80641ff] /home/dufoli/opt/mono-2.10/bin/mono(mono_main+0x31f) [0x80c4dcf] /home/dufoli/opt/mono-2.10/bin/mono() [0x805c062] /lib/i386-linux-gnu/libc.so.6(__libc_start_main+0xf3) [0xb75994d3] /home/dufoli/opt/mono-2.10/bin/mono() [0x805c215] Debug info from gdb: Could not attach to process. If your uid matches the uid of the target process, check the setting of /proc/sys/kernel/yama/ptrace_scope, or try again as the root user. For more details, see /etc/sysctl.d/10-ptrace.conf ptrace: Operation not permitted. No threads. ================================================================= Got a SIGABRT while executing native code. This usually indicates a fatal error in the mono runtime or one of the native libraries used by your application. ================================================================= Aborted (core dumped) it seems linked to commit: https://github.com/mono/mono/commit/d404e540f38bfca3de37db4f08fac2455a2e6daf
This means that somehow your 3.0 mono is using a 2.10 mscorlib.dll, or vice versa.
The assertion is now fixed in master, a normal error message is now displayed for these cases.