General limitations
The following general limitations apply to the use of signoSign/2.
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There are currently no known general limitations.
Limitations for documents
The following limitations apply to documents that limit or prevent editing with signoSign/2:
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Documents that do not contain searchable text can only be configured to a very limited extent (e.g. if they were created with deprecated PDF components or often also if they were printed from the browser on a PDF printer).
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Documents created with Adobe LiveCycle Designer cannot be processed.
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Documents containing XFA form fields cannot be processed.
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Documents that have protection or password protection cannot be processed or can only be processed to a limited extent.
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Documents for which signing is not permitted in the security settings cannot be processed.
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Documents in which JavaScript functions are implemented can be processed, but these functions are not taken into account.
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Documents containing multimedia elements such as videos can be processed, but these elements are not taken into account.