The Property M_barcode.ErrorCode AFTER the Pic(type) method has been called may contain an error code if the server was unable to generate a barcode image. The property value will be one of the following:
0 No error
1 Wrong code length
2 Unrecognised code type
3 Wrong add-on code length
4 Illegal character in code
5 Error in embedded code
6 Generated line width less than 1 unit
7 Invalid text font
8 Invalid device context
9 Invalid Caption property
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