PdfConformityOperation Errors Property. The errors for writing in the conforming PDF format. ABCpdf .NET PDF Library. From ABCpdf .net previous page next page Errors Property Type Default Read Only Description [C#]IList<string>[Visual Basic]IList(Of String) null Yes The errors for writing in the conforming PDF format. Notes This property holds the errors for writing in the conforming PDF format. Example See the Save method. previous page start next page