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"update.exe - mozilla firefox" What is this? in causes mpc to lose focus.

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Media player classic exits full screen with the following message: "focus lost: update.exe - mozilla firefox"

Media player classic exits full screen with the following message: "focus lost: update.exe - mozilla firefox"

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There are viruses and trojans with that name, but also normal Windows processes. Do a virus scan to be sure that it is not a virus, and maybe scan for other kinds of malware as well.

This page gives some information:

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I scanned for viruses with avg. none were found. The "update.exe" is in the "c:\program files (x86)\common files\sysobject\" folder. Renaming "update.exe" to something else causes a windows scripting service error. something with data.js.