We are getting an error message due to the IIS worker process faulting due to a DLL Xalan-C_1_10.dll from our VDF 17.0 runtime. The error is not happening consistantly and I am not able to trace it down. Any suggestions on why Xalan-C_1_10.dll is causing w3wp.exe to fault?

Faulting application name: w3wp.exe, version: 7.5.7601.17514, time stamp: 0x4ce7a5f8
Faulting module name: Xalan-C_1_10.dll, version: 1.10.0.0, time stamp: 0x4b6a0ee9
Exception code: 0xc0000005
Fault offset: 0x00003318
Faulting process id: 0xf50
Faulting application start time: 0x01ce4d744d559ae0
Faulting application path: C:\Windows\SysWOW64\inetsrv\w3wp.exe
Faulting module path: \\?\C:\PROGRA~2\VISUAL~2.0\Bin\Xalan-C_1_10.dll
Report Id: d7839fe0-b986-11e2-a265-944b2cf1d412