How To Fix WEBDYNPRO_RT041 - Generation of secure random token failed

SAP Error Message - Details

• Message type: E = Error

• Message class: WEBDYNPRO_RT - Message class of Web Dynpro runtime

• Message number: 041

• Message text: Generation of secure random token failed

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

Unfortunately, there isn't any extra information in this error notice.

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Smart SAP Assistant

• What is the cause and solution for SAP error message WEBDYNPRO_RT041 - Generation of secure random token failed ?

  The SAP error message WEBDYNPRO_RT041: Generation of secure random token failed typically occurs in the context of SAP Web Dynpro applications, especially when dealing with security tokens used for session management, CSRF protection, or other security-related features.
  
  Cause
  
  
  Insufficient Entropy / Randomness Source:
  The error indicates that the system failed to generate a secure random token. This usually happens because the underlying system's entropy pool (randomness source) is insufficient or blocked. Secure tokens require high-quality randomness, and if the entropy source is depleted or inaccessible, token generation fails.
  
  
  Operating System / Kernel Issues:
  On Unix/Linux systems, SAP relies on /dev/random or /dev/urandom for entropy. If /dev/random is blocking due to low entropy, or if the system's random number generator is malfunctioning, the token generation fails.
  
  
  Java Cryptography / Security Provider Issues:
  Since Web Dynpro applications run on the SAP NetWeaver Java stack, problems with the Java SecureRandom implementation or security providers can cause this error.
  
  
  Incorrect System Configuration:
  Misconfiguration