I am facing similar issues in Windows 7 IE 9 Adobe Reader 11.0.2.
When I try to save PDF forms it shows a message saying Adobe stopped working. And here is what I found in event log -
Faulting application name: AcroRd32.exe, version: 11.0.2.0, time stamp: 0x511eacd6
Faulting module name: AcroRd32.dll, version: 11.0.1.36, time stamp: 0x50d0b924
Exception code: 0xc0000005
Fault offset: 0x0001338b
Faulting process id: 0x1348
Faulting application start time: 0x01ce2492364e03d4
Faulting application path: C:\Program Files\Adobe\Reader 11.0\Reader\AcroRd32.exe
Faulting module path: C:\Program Files\Adobe\Reader 11.0\Reader\AcroRd32.dll
Report Id: 7411cfd4-9085-11e2-af97-54e340c00914