# Error occurred: Incorrect "sign" parameter (0x14)

"sign" parameter generated incorrectly!

Possible solutions:

  • We recommend to use our libwebtopay library.
  • Check if "sign_password" parameter value matches the project password, which is indicated in section "General settings" of the project.
  • Check if "projectid" project number indicated in the parameter value is correct.

Please contact the website administrator of by email or phone and inform them, that payments for the project No. are declined.

Detailed specification


The 'sign' parameter is empty or the value of the parameter is generated incorrectly.

Detailed error code description