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Maybe there is a macro in sheet1 that controls this behavior please check..<br />
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Kind regards<br />
Eric
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Maybe there is a macro in sheet1 that controls this behavior please check..

Kind regards
Eric

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there are no macro's in the sheet<br />
it is even in a new excel file
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there are no macro's in the sheet
it is even in a new excel file

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Does it behave same for old excel files? Sometimes this happens if sticky key is on but in that case same behaviour should occur for all sheets.
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Does it behave same for old excel files? Sometimes this happens if sticky key is on but in that case same behaviour should occur for all sheets.

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This question has been classified as abandoned and is closed as part of the Cleanup Program. See the recommendation for more details.
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This question has been classified as abandoned and is closed as part of the Cleanup Program. See the recommendation for more details.

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When clicking on the tab of sheet1 in excel2010 with the left mouse button gives the menu you see when you click it with the right button.<br />
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It is only on sheet1, the other sheets don't have it
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When clicking on the tab of sheet1 in excel2010 with the left mouse button gives the menu you see when you click it with the right button.

It is only on sheet1, the other sheets don't have it

Click on Sheet1 from excel2010 gives a right click menu

Microsoft Excel topics include formulas, formatting, VBA macros and user-defined functions, and everything else related to the spreadsheet user interface, including error messages.