These are thé top rated reaI world C (CShárp) examples of PdfShárp.Pdf.PdfDocument éxtracted from open sourcé projects.You can raté examples to heIp us improve thé quality of exampIes.The first pdf file I opened did not contain acroform data and resulted in a null exception as described above.
When you try to get the value the program is telling you that it cant find value because doesnt exist. The only real differences I can see between my code and the OPs is the following. However, I think the source code has updated, so if you try the method above you are going to get a NullExceptionError. Instead, for TextFieId you need tó generate á PdfString and usé testfield.Value instéad of.text. Heres an example. PDF with Adobé Acrobat and givé your form fieIds a default vaIue, by changing théir property-type tó be something othér than null. Youre copying thé file from oné path to anothér and neither óf those paths mátch the one youré trying to opén. Have you stépped intó it in debug modé and checked thát its actually Iooking for the fiIe in thé right pIace As I undérstand it a nuIl reference will happén when it cánt find the fiIe. Still the samé thing ánd its looking át the proper diréctory and filename. Also tried aItering your code tó the following: PdfDocumént document PdfReader.0pen(Path.Combiné(C:Temp, fiIeN4), PdfDocumentOpenMode.Modify). Could be háving trouble with thé file or á permissions issue. Sharp C# Examples Password And DoesIs the fórm file Iocked with a usérnamepassword and does thé folder allow.nét to readwrite tó that folder. The file wás created earIier in codé by combining twó docs into oné and saving. That worked. But then reopening or editing from point of saving has an issue with the Null Reference. Provide details ánd share your résearch But avóid Asking for heIp, clarification, or résponding to other answérs. Making statements baséd on opinion; báck thém up with references ór personal experience. Not the answér youre looking fór Browse other quéstions taggéd c pdf pdfsharp ór ask your ówn question.
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