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Using Firefox 4 at both home and office. Does not close. When I click to open it get error message that it is already running. Have to close in task manager before I can open again. Ocuurs on both computers. One on Win7 Pro, one on Vista.

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Using Firefox 4 at both home and office. Does not close. When I click to open it get error message that it is already running. Have to close in task manager before I can open again. Ocuurs on both computers. One on Win7 Pro, one on Vista.

Using Firefox 4 at both home and office. Does not close. When I click to open it get error message that it is already running. Have to close in task manager before I can open again. Ocuurs on both computers. One on Win7 Pro, one on Vista.

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