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Exception of type 'System.Windows.Forms.AxHost+ InvalidActiveXStateException' was thrown.

shinoy alphonse

hai friends,

Am just trying to read data from a serial port , when i initilize, the second line throwing an exception. i added both axinterop.mscommlib and mscomlib.
AxMSComm com = new AxMSComm();
com.CommPort = 1

This is the exeception
'Exception of type 'System.Windows.Forms.AxHost+InvalidActiveXStateException' was thrown.'

1 Reply

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srikanth kanth16y ago
hi..
im also havng that problem ..
and this type of exception will come,,if we want to use control without it is created....means performing any operations before object is created & initialized with its properties..