CreateFileMapping Problem

Mon Aug 7 16:26:00 GMT 2006

On 08/07/2006, a.heider wrote:
> we have cygwin installed on a development windows server. os is windows 
> server 2003 standard r2 x64, and users are logging in through opensshd and 
> rdesktop. we're encountering this problem: 2 [main] bash (4544) 
> C:\cygwin\bin\bash.exe: *** fatal error - C:\cygwin\bin\bash.exe: *** 
> CreateFileMapping Global\cygwin1S4.cygpid.4544, Win32 error 0. Terminating. 
> it happens to all users to all kind of cygwin-processes (make, bash, sed, 
> ...) at (as it seems) random times. it only happens to global mappings with 
> error always set to zero and it seems to occur more often on more 
> concurrent (multiuser) make instances. our make process spawns alot of 
> additional processes. it doesnt matter if the user is logged in through 
> sshd (openssh installed as a cygwin service) or rdesktop. while digging 
> through the mailinglist, i found two possible solutions: 1) rebase the 
> whole cygwin installation 2) give the sshd/user more privileges 
> (SeCreateGlobalPrivilege...) none of the above solved our problem. today 2 
> users got the exact same error message including the pid field. is there a 
> possible conflict and users connected through terminal services can have 
> identical (cygwin/windows) pids? code in question is: 
> cygwin/src/winsup/cygwin/cygheap.cc cygheap_init () 
> cygwin/src/winsup/cygwin/pthread.cc mangle_sem_name () 
> cygwin/src/winsup/cygwin/shared.cc open_shared () shared_name () any 
> feedback is appreciated as this problem breaks our build process. 

Try updating your Cygwin package to the latest.
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