Well, something just broke it. Not sure what and it's only on one of my two development machines.
Log Name: Application
Source: Application Error
Date: 6/22/2012 5:03:10 PM
Event ID: 1000
Task Category: (100)
Level: Error
Keywords: Classic
User: N/A
Computer: KDAVISHOME.pridedallas.com
Description:
Faulting application name: php-cgi.exe, version: 5.3.14.0, time stamp: 0x4fd8bfd3
Faulting module name: php_wincache.dll, version: 1.2.614.0, time stamp: 0x4df7de26
Exception code: 0xc0000005
Fault offset: 0x0000867a
Faulting process id: 0x49c
Faulting application start time: 0x01cd50c2cf230569
Faulting application path: C:\PHP\php-cgi.exe
Faulting module path: c:\PHP\ext\php_wincache.dll
Report Id: 0d6d8d99-bcb6-11e1-8b0b-002522ea1c1e