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FAQ Signature PDF

Configuration for Signing the PDF Document

Validity of UNKNOWN document certification. Impossible to authenticate the author.

This message indicates that Acrobat Reader does not recognize the FPS Finance certificate that is listed in the document.

This does not block the signature, you can ignore this message and scroll down the document to click on the declarant's signature box.


The signature of the SPF Finance is not recognised in the confirmation of acceptance

Your declaration is well received and validated by the SPF Finance, you can save this document or print it.

Error: java.lang.NullPointerException

The server sent HTTP status code 404: Not Found

The card cannot be accessed because the maximum number of PIN entry attempts has been reached

No algorithm found for provider: can't decode PKCS7SignedData object

  • Execute the second step of the following procedure: PDF signature


Error reported by the Windows encryption service provider: An Unexpected Map Error Occurred

  • Execute the second step of the following procedure: PDF signature

You do not have an appropriate numerical ID to sign this document

  • Execute the second step of the following procedure: PDF signature

Mac: Adobe Reader wants to use the BEID-xxxxxxxxxxxxxxxxxxxxxx keychain

  • Not configured PKCS11
  • No selected certificate for signature in PKCS / BELPIC
  • Authentication certificate selected for signature in PKCS / BELPIC

=> Execute the second step of the following procedure again: PDF signature

    Error PKCS#11: error code: 0x6

    • The password that you entered is not digital (PIN Code)

    Window: Sign the document (Not responding)

    • Check if the correct identity card is in the reader
    • Check if the selected signature certificate corresponds to the inserted card
    • Click on OK in the window asking to insert the card (sometimes behind the other windows)