[MSDN Library April 2000] Illegal version number (100%)
MSDN Library - April 2000 > Visual Studio 6.0 Documentation > Visual SourceSafe Documentation > Reference Guide > Error Messages
[MSDN Library April 2000] Illegal version syntax: (92.7083333333333%)
MSDN Library - April 2000 > Visual Studio 6.0 Documentation > Visual SourceSafe Documentation > Reference Guide > Error Messages
[MSDN Library April 2000] Illegal file or project name(s): (85.6060606060606%)
MSDN Library - April 2000 > Visual Studio 6.0 Documentation > Visual SourceSafe Documentation > Reference Guide > Error Messages
[MSDN Library April 2000] Illegal expression list usage (32.3770454610277%)
MSDN Library - April 2000 > Platform SDK > Data Access Services > Microsoft SQL Server Programmer's Toolkit > Troubleshooting > Error Messages > Error Message Descriptions > Enterprise Manager Error Messages
[MSDN Library September 1992] Illegal Instruction Segreg (32.2344322344322%)
Knowledge Base and Bug Lists > MASM KBase
[MSDN Library April 2000] Illegal sequence use (31.946010978269%)
MSDN Library - April 2000 > Platform SDK > Data Access Services > Microsoft SQL Server Programmer's Toolkit > Troubleshooting > Error Messages > Error Message Descriptions > Enterprise Manager Error Messages
[MSDN Library September 1992] Illegal Instruction under CodeView (28.9915966386555%)
Knowledge Base and Bug Lists > MASM KBase