All recent, i.e. new type, WUs fail due to that error. Here's the messages from my BOINC:

Fr 17 Jun 2011 22:15:55 CEST	WUProp@Home	Sending scheduler request: Requested by user.
Fr 17 Jun 2011 22:15:55 CEST	WUProp@Home	Reporting 1 completed tasks, requesting new tasks for CPU
Fr 17 Jun 2011 22:15:55 CEST	WUProp@Home	[sched_op_debug] CPU work request: 1.00 seconds; 0.00 CPUs
Fr 17 Jun 2011 22:15:55 CEST	WUProp@Home	[sched_op_debug] NVIDIA GPU work request: 0.00 seconds; 0.00 GPUs
Fr 17 Jun 2011 22:15:57 CEST	WUProp@Home	Scheduler request completed: got 1 new tasks
Fr 17 Jun 2011 22:15:57 CEST	WUProp@Home	[sched_op_debug] Server version 611
Fr 17 Jun 2011 22:15:57 CEST	WUProp@Home	Project requested delay of 7 seconds
Fr 17 Jun 2011 22:15:57 CEST	WUProp@Home	[task_debug] result state=NEW for wu_v3_1308329075_2226_0 from handle_scheduler_reply
Fr 17 Jun 2011 22:15:57 CEST	WUProp@Home	[sched_op_debug] estimated total CPU job duration: 32286 seconds
Fr 17 Jun 2011 22:15:57 CEST	WUProp@Home	[sched_op_debug] estimated total NVIDIA GPU job duration: 0 seconds
Fr 17 Jun 2011 22:15:57 CEST	WUProp@Home	[sched_op_debug] handle_scheduler_reply(): got ack for result wu_v3_1308329075_2242_0
Fr 17 Jun 2011 22:15:57 CEST	WUProp@Home	[sched_op_debug] Deferring communication for 7 sec
Fr 17 Jun 2011 22:15:57 CEST	WUProp@Home	[sched_op_debug] Reason: requested by project
Fr 17 Jun 2011 22:15:58 CEST	WUProp@Home	[task_debug] result state=FILES_DOWNLOADING for wu_v3_1308329075_2226_0 from CS::update_results
Fr 17 Jun 2011 22:15:59 CEST	WUProp@Home	[task_debug] result state=FILES_DOWNLOADED for wu_v3_1308329075_2226_0 from CS::update_results
Fr 17 Jun 2011 22:15:59 CEST	WUProp@Home	Starting wu_v3_1308329075_2226_0
Fr 17 Jun 2011 22:15:59 CEST	WUProp@Home	[cpu_sched] Starting wu_v3_1308329075_2226_0 (initial)
Fr 17 Jun 2011 22:15:59 CEST	WUProp@Home	[task_debug] ACTIVE_TASK::start(): forked process: pid 26446
Fr 17 Jun 2011 22:15:59 CEST	WUProp@Home	[task_debug] task_state=EXECUTING for wu_v3_1308329075_2226_0 from start
Fr 17 Jun 2011 22:15:59 CEST	WUProp@Home	Starting task wu_v3_1308329075_2226_0 using data_collect_v3 version 312
Fr 17 Jun 2011 22:16:05 CEST	WUProp@Home	[task_debug] Process for wu_v3_1308329075_2226_0 exited
Fr 17 Jun 2011 22:16:05 CEST	WUProp@Home	[task_debug] task_state=EXITED for wu_v3_1308329075_2226_0 from handle_exited_app
Fr 17 Jun 2011 22:16:05 CEST	WUProp@Home	[sched_op_debug] Deferring communication for 1 min 0 sec
Fr 17 Jun 2011 22:16:05 CEST	WUProp@Home	[sched_op_debug] Reason: Unrecoverable error for result wu_v3_1308329075_2226_0 (process exited with code 193 (0xc1, -63))
Fr 17 Jun 2011 22:16:05 CEST	WUProp@Home	[task_debug] result state=COMPUTE_ERROR for wu_v3_1308329075_2226_0 from CS::report_result_error
Fr 17 Jun 2011 22:16:05 CEST	WUProp@Home	[task_debug] exit status 193
Fr 17 Jun 2011 22:16:05 CEST	WUProp@Home	Computation for task wu_v3_1308329075_2226_0 finished
Fr 17 Jun 2011 22:16:05 CEST	WUProp@Home	[task_debug] result state=COMPUTE_ERROR for wu_v3_1308329075_2226_0 from CS::app_finished
Fr 17 Jun 2011 22:16:07 CEST	WUProp@Home	Started upload of wu_v3_1308329075_2226_0_0
Fr 17 Jun 2011 22:16:08 CEST	WUProp@Home	Finished upload of wu_v3_1308329075_2226_0_0

And here's the stderr from here:

<core_client_version>6.10.58</core_client_version>
<![CDATA[
<message>
process exited with code 193 (0xc1, -63)
</message>
<stderr_txt>
22:17:11 (26465): Connection socket
22:17:16 (26465): Connection socket
SIGSEGV: segmentation violation
Stack trace (10 frames):
../../projects/wuprop.boinc-af.org/data_collect_v3_3.12_x86_64-pc-linux-gnu__nci[0x43b6f0]
/lib/libpthread.so.0(+0xf8f0)[0x7fbcb23238f0]
/lib/libc.so.6(_IO_vfprintf+0x3fbe)[0x7fbcb1fda35e]
/lib/libc.so.6(+0x4a8e0)[0x7fbcb1fdb8e0]
/lib/libc.so.6(_IO_vfprintf+0x20e)[0x7fbcb1fd65ae]
/lib/libc.so.6(_IO_fprintf+0x88)[0x7fbcb1fe1498]
../../projects/wuprop.boinc-af.org/data_collect_v3_3.12_x86_64-pc-linux-gnu__nci[0x407b07]
../../projects/wuprop.boinc-af.org/data_collect_v3_3.12_x86_64-pc-linux-gnu__nci[0x40bd34]
/lib/libc.so.6(__libc_start_main+0xfd)[0x7fbcb1fafc4d]
../../projects/wuprop.boinc-af.org/data_collect_v3_3.12_x86_64-pc-linux-gnu__nci[0x4052a9]

Exiting...

</stderr_txt>
]]>

Edith says:
The 3h test-WU I had before (Test application v3.07 (nci)) ean without problems.

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Grüße vom Sänger

Test application v3.13 (nci) and Test application v3.14 (nci) had the same problem, Test application v3.15 (nci) runs fine for now.

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Grüße vom Sänger

Test application v3.13 (nci) and Test application v3.14 (nci) had the same problem, Test application v3.15 (nci) runs fine for now.

And Data collect version 3 v3.16 (nci) is running as well fine, 'though there are a lot of errors mentioned in the stderr_out:

20:30:03 (3924): Connection socket
20:30:08 (3924): Connection socket
20:30:08 (3924): Erreur chargement client_state.xml (Start-end tags mismatch)
20:30:13 (3924): Connection socket
20:30:18 (3924): Erreur wu_terminee (wu deja reportee)
20:35:03 (3924): Erreur chargement client_state.xml (Start-end tags mismatch)
20:37:03 (3924): Erreur chargement client_state.xml (Start-end tags mismatch)
20:42:03 (3924): Erreur chargement client_state.xml (Start-end tags mismatch)
20:44:03 (3924): Erreur chargement client_state.xml (Start-end tags mismatch)
20:45:37 (3924): Erreur reception. Interrupted system call
20:45:37 (3924): Erreur reception state
20:45:37 (3924): Erreur wu_terminee (chargement state)
20:45:43 (3924): Connection socket
20:46:03 (3924): Erreur chargement client_state.xml (Start-end tags mismatch)
20:48:03 (3924): Erreur chargement client_state.xml (Start-end tags mismatch)
21:00:03 (3924): Erreur chargement client_state.xml (Start-end tags mismatch)
21:04:03 (3924): Erreur chargement client_state.xml (Start-end tags mismatch)
21:06:08 (3924): Erreur chargement client_state.xml (Start-end tags mismatch)
21:10:08 (3924): Erreur wu_terminee (wu deja reportee)
21:11:03 (3924): Erreur chargement client_state.xml (Start-end tags mismatch)
21:22:03 (3924): Erreur chargement client_state.xml (Start-end tags mismatch)
21:34:03 (3924): Erreur chargement client_state.xml (Start-end tags mismatch)
21:45:03 (3924): Erreur chargement client_state.xml (Start-end tags mismatch)
21:56:03 (3924): Erreur chargement client_state.xml (Start-end tags mismatch)
22:07:03 (3924): Erreur chargement client_state.xml (Start-end tags mismatch)
22:14:03 (3924): Erreur chargement client_state.xml (Start-end tags mismatch)
22:16:08 (3924): Erreur wu_terminee (wu deja reportee)
22:17:03 (3924): Erreur chargement client_state.xml (Start-end tags mismatch)
22:17:13 (3924): Erreur wu_terminee (wu deja reportee)
22:29:08 (3924): Erreur chargement client_state.xml (Start-end tags mismatch)
22:31:03 (3924): Erreur chargement client_state.xml (Start-end tags mismatch)
22:37:03 (3924): Erreur chargement client_state.xml (Start-end tags mismatch)
22:38:03 (3924): Erreur chargement client_state.xml (Start-end tags mismatch)
22:39:03 (3924): Erreur chargement client_state.xml (Start-end tags mismatch)
22:39:13 (3924): Erreur wu_terminee (wu en cours d'upload)
22:42:03 (3924): Erreur chargement client_state.xml (Start-end tags mismatch)
22:45:03 (3924): Erreur chargement client_state.xml (Start-end tags mismatch)
22:54:03 (3924): Erreur chargement client_state.xml (Start-end tags mismatch)
23:05:03 (3924): Erreur chargement client_state.xml (Start-end tags mismatch)
23:09:03 (3924): Erreur chargement client_state.xml (Start-end tags mismatch)
23:16:03 (3924): Erreur chargement client_state.xml (Start-end tags mismatch)
23:27:04 (3924): Erreur chargement client_state.xml (Start-end tags mismatch)
23:30:03 (3924): Erreur chargement client_state.xml (Start-end tags mismatch)
23:30:08 (3924): called boinc_finish

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Grüße vom Sänger