Service application crashed in python25.dll, below are the environment details.

Operating System : Windows server 2008 R2 (Virtual Machine)
Application Type : Service Application

FAULTING_IP: 
python25!PyObject_Malloc+2d
1e09603d 8b30            mov     esi,dword ptr [eax]

EXCEPTION_RECORD:  ffffffff -- (.exr 0xffffffffffffffff)
ExceptionAddress: 1e09603d (python25!PyObject_Malloc+0x0000002d)
   ExceptionCode: c0000005 (Access violation)
  ExceptionFlags: 00000000
NumberParameters: 2
   Parameter[0]: 00000000
   Parameter[1]: 00000000
Attempt to read from address 00000000

PROCESS_NAME:  adem.exe

ADDITIONAL_DEBUG_TEXT:  
Use '!findthebuild' command to search for the target build information.
If the build information is available, run '!findthebuild -s ; .reload' to set symbol path and load symbols.

FAULTING_MODULE: 76f80000 ntdll

DEBUG_FLR_IMAGE_TIMESTAMP:  4625bfe5

ERROR_CODE: (NTSTATUS) 0xc0000005 - The instruction at 0x%08lx referenced memory at 0x%08lx. The memory could not be %s.

EXCEPTION_CODE: (NTSTATUS) 0xc0000005 - The instruction at 0x%08lx referenced memory at 0x%08lx. The memory could not be %s.

EXCEPTION_PARAMETER1:  00000000

EXCEPTION_PARAMETER2:  00000000

READ_ADDRESS:  00000000 

FOLLOWUP_IP: 
python25!PyObject_Malloc+2d
1e09603d 8b30            mov     esi,dword ptr [eax]

FAULTING_THREAD:  00002474

BUGCHECK_STR:  APPLICATION_FAULT_INVALID_POINTER_WRITE_NULL_POINTER_WRITE_NULL_POINTER_READ_WRONG_SYMBOLS

PRIMARY_PROBLEM_CLASS:  INVALID_POINTER_WRITE_NULL_POINTER_WRITE

DEFAULT_BUCKET_ID:  INVALID_POINTER_WRITE_NULL_POINTER_WRITE

LAST_CONTROL_TRANSFER:  from 1e0c1093 to 1e09603d

STACK_TEXT:  
WARNING: Stack unwind information not available. Following frames may be wrong.
0505f088 1e0c1093 00000025 04a128ea 04a128d0 python25!PyObject_Malloc+0x2d
00000000 00000000 00000000 00000000 00000000 python25!PyString_FromStringAndSize+0x43


STACK_COMMAND:  ~4s; .ecxr ; kb

SYMBOL_STACK_INDEX:  0

SYMBOL_NAME:  python25!PyObject_Malloc+2d

FOLLOWUP_NAME:  MachineOwner

MODULE_NAME: python25

IMAGE_NAME:  python25.dll

BUCKET_ID:  WRONG_SYMBOLS

FAILURE_BUCKET_ID:  INVALID_POINTER_WRITE_NULL_POINTER_WRITE_c0000005_python25.dll!PyObject_Malloc