Look at the very bottom of your AutoCAD window (the command line input area). The prompt will usually show what command is currently expecting the integer. For example:
It will ask: "Do you want fast zooms? [Yes/No] :" Press for Yes. autocad please enter an integer from 1 to 20000
This prompt appears when you are using the SCALE (or ZOOM ) command in AutoCAD and the software expects a whole number (an integer) to define a magnification factor or a viewport scale. Look at the very bottom of your AutoCAD
If you are locked out of the dialog box because of this message, use these steps to reset the value: autocad please enter an integer from 1 to 20000