can't compile fork:Resource temporarily unavailable

[Elgardo Echevarria]

I'm trying to compile a C++ program using g++, but keep getting this error:

C:\Documents and Settings\Elgardo\My Documents\Palm 
Projects\HelloProject>g++ -c -g main.cpp
     14 [main] g++ 3736 fork_copy: linked dll data/bss pass 0 failed, 
0x55F000..0x55F040, done 0, wi
ndows pid 900, Win32 error 487
1909757 [main] g++ 3736 fork_copy: linked dll data/bss pass 0 failed, 
0x55F000..0x55F040, done 0, wi
ndows pid 5408, Win32 error 487
2922012 [main] g++ 3736 fork_copy: linked dll data/bss pass 0 failed, 
0x55F000..0x55F040, done 0, wi
ndows pid 1488, Win32 error 487
4933749 [main] g++ 3736 fork_copy: linked dll data/bss pass 0 failed, 
0x55F000..0x55F040, done 0, wi
ndows pid 1608, Win32 error 487
8945156 [main] g++ 3736 fork_copy: linked dll data/bss pass 0 failed, 
0x55F000..0x55F040, done 0, wi
ndows pid 5088, Win32 error 487
g++: fork: Resource temporarily unavailable

Does anybody has any idea why this is happening?