Cygwin and Vista

[NA]

I tried to install Cygwin on Vista.  The bash.exe file will not run.

I always get this error from the command prompt:

bash-3.1$ /var
     6 [main] ? (2560) C:\cygwin\bin\bash.exe: *** fatal error - couldn't
alloc
ate heap, Win32 error 0, base 0x800000, top 0x820000, reserve_size 126976,
alloc
size 131072, page_const 4096
     5 [main] bash 2076 child_copy: stack write copy failed,
0x22E940..0x230000
, done 0, windows pid 2287732, Win32 error 5
bash: fork: No error
bash-3.1$ chdir /var
     6 [main] ? (3036) C:\cygwin\bin\bash.exe: *** fatal error - couldn't
alloc
ate heap, Win32 error 0, base 0x800000, top 0x820000, reserve_size 126976,
alloc
size 131072, page_const 4096
12729142 [main] bash 2076 child_copy: stack write copy failed,
0x22E940..0x23000
0, done 0, windows pid 2287732, Win32 error 5
bash: fork: No error
bash-3.1$ dir
     6 [main] ? (3960) C:\cygwin\bin\bash.exe: *** fatal error - couldn't
alloc
ate heap, Win32 error 0, base 0x800000, top 0x820000, reserve_size 126976,
alloc
size 131072, page_const 4096
23898801 [main] bash 2076 child_copy: stack write copy failed,
0x22E940..0x23000
0, done 0, windows pid 2287732, Win32 error 5
bash: fork: No error
bash-3.1$ cygrunsrv -L
     6 [main] ? (3520) C:\cygwin\bin\bash.exe: *** fatal error - couldn't
alloc
ate heap, Win32 error 0, base 0x800000, top 0x820000, reserve_size 126976,
alloc
size 131072, page_const 4096
96502088 [main] bash 2076 child_copy: stack write copy failed,
0x22E940..0x23000
0, done 0, windows pid 2287732, Win32 error 5
bash: fork: No error

Will you please help me?

Thanks