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Since upgrade to 3.6.10 Every time launch/open firefox get error box: "Operating System Error! (16291.103.506 - 42072310.00000000.80070057.80080005)

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Happens Every time whether opening from desktop shortcut or link in email or any other method. Box label is getPlus+(R):Error Doesn't matter if click on OK or X to close box - nothing further happens and able to use firefox. However, it holds up opening firefox or launch page by quite a bit of time...

Happens Every time whether opening from desktop shortcut or link in email or any other method. Box label is getPlus+(R):Error Doesn't matter if click on OK or X to close box - nothing further happens and able to use firefox. However, it holds up opening firefox or launch page by quite a bit of time...

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Also see 2nd box which loads up upon opening any pages once firefox is open and running (re adobe download manager) Note: Never had any prior problems with any firefox versions, ever (using on this PC since approx. 2005)