%3CLINGO-SUB%20id%3D%22lingo-sub-310592%22%20slang%3D%22en-US%22%3EI%20uninstalled%20the%20Exchange%20tool%20wrapper%20for%20Virtual%20PC%20but%20the%20new%20tool%20still%20thinks%20it's%20installed.%20What%20can%20I%20do%3F%3C%2FLINGO-SUB%3E%3CLINGO-BODY%20id%3D%22lingo-body-310592%22%20slang%3D%22en-US%22%3E%0A%20%26lt%3Bmeta%20http-equiv%3D%22Content-Type%22%20content%3D%22text%2Fhtml%3B%20charset%3DUTF-8%22%20%2F%26gt%3B%3CSTRONG%3E%20First%20published%20on%20TECHNET%20on%20Feb%2028%2C%202007%20%3C%2FSTRONG%3E%20%3CBR%20%2F%3E%3CP%3E%3CB%3EQ%3A%20%3C%2FB%3E%20I%20have%20downloaded%20the%20Virtual%20PC's%20but%20when%20I%20uninstall%20the%20Exchange%20tool%20wrapper%20and%20try%20to%20install%20the%20newer%20version%20it%20tells%20me%20that%20I%20cannot%20and%20that%20I%20must%20uninstall%20the%20old%20version%20which%20is%20already%20done.%20%3CBR%20%2F%3E%20%3CB%3EA%3A%20%3C%2FB%3E%20Delete%20the%20following%20key%20HKEY_LOCAL_MACHINE%5CSOFTWARE%5CMicrosoft%5CWindows%5CCurrentVersion%5CUninstall%5C%7BRandom%20GUID%20of%20the%20program%20that%20relates%20to%20the%20V1%20of%20the%20tool%7D%3C%2FP%3E%0A%20%0A%3C%2FLINGO-BODY%3E%3CLINGO-TEASER%20id%3D%22lingo-teaser-310592%22%20slang%3D%22en-US%22%3EFirst%20published%20on%20TECHNET%20on%20Feb%2028%2C%202007%20Q%3A%20I%20have%20downloaded%20the%20Virtual%20PC's%20but%20when%20I%20uninstall%20the%20Exchange%20tool%20wrapper%20and%20try%20to%20install%20the%20newer%20version%20it%20tells%20me%20that%20I%20cannot%20and%20that%20I%20must%20uninstall%20the%20old%20version%20which%20is%20already%20done.%3C%2FLINGO-TEASER%3E%3CLINGO-LABS%20id%3D%22lingo-labs-310592%22%20slang%3D%22en-US%22%3E%3CLINGO-LABEL%3EExchange%20Server%3C%2FLINGO-LABEL%3E%3C%2FLINGO-LABS%3E
Microsoft
First published on TECHNET on Feb 28, 2007

Q: I have downloaded the Virtual PC's but when I uninstall the Exchange tool wrapper and try to install the newer version it tells me that I cannot and that I must uninstall the old version which is already done.
A: Delete the following key HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\{Random GUID of the program that relates to the V1 of the tool}