How To Fix 00233 - Incorrect communication type

SAP Error Message - Details

• Message type: E = Error

• Message class: 00 -

• Message number: 233

• Message text: Incorrect communication type

What causes this issue?

Incorrect value of field Komm-typ (comm-type) of table TXCOM. The
following values are allowed:
Value,,Meaning
C,,communication via SNA/UPIC
I,,communication via TCP/IP, partner is a
,,R/3 System
E,,Communication via TCP/IP, partner is a
,,C program

System Response

The CPIC link is terminated.

How to fix this error?

Correct the communications type field.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message 00233 - Incorrect communication type ?

  The SAP error message "00233 Incorrect communication type" typically occurs in the context of communication between different systems or components within the SAP environment. This error can arise in various scenarios, such as when configuring communication between SAP systems, setting up RFC (Remote Function Call) connections, or during data exchange processes.
  Cause:
  The "Incorrect communication type" error can be caused by several factors, including:
  
  
  Misconfiguration of RFC Destination: The RFC destination may be incorrectly configured, leading to an unsupported or incorrect communication type being specified.
  
  
  Incompatible Communication Protocols: The systems involved may not support the same communication protocols (e.g., TCP/IP, HTTP, etc.).
  
  
  Network Issues: There may be network-related issues preventing proper communication between the systems.
  
  
  Authorization Issues: The user or system may not have the necessary authorizations to establish the communication.
  
  
  Incorrect Parameters: Parameters specified in the communication setup may be incorrect or not aligned with the expected values.
  
  
  Solution:
  To resolve the "00233 Incorrect communication type" error, you can follow these steps:
  
  
  Check RFC Destination Configuration:
  
  Go to transaction code SM59 to check the configuration of the RFC destination.
  Ensure that the communication type is set correctly (e.g., T (TCP/IP), G (HTTP), etc.).
  Verify that the target system is reachable and that the connection parameters are correct.
  
  
  
  Verify Communication Protocols:
  
  Ensure that both systems support the same communication protocols.
  If using HTTP, check that the HTTP settings are correctly configured.
  
  
  
  Network Connectivity:
  
  Test the network connection between the systems. You can use tools like ping or telnet to check connectivity.
  Ensure that firewalls or network security settings are not blocking the communication.
  
  
  
  Check Authorizations:
  
  Verify that the user or system has the necessary authorizations to perform the communication.
  Check the roles and profiles assigned to the user.
  
  
  
  Review Parameters:
  
  Double-check any parameters or settings related to the communication type to ensure they are correct and compatible.
  
  
  
  Consult SAP Notes:
  
  Search for relevant SAP Notes in the SAP Support Portal that may address this specific error or provide additional troubleshooting steps.
  
  
  
  Related Information:
  
  
  Transaction Codes: 
  
  SM59 - RFC Destination Configuration
  SICF - HTTP Service Maintenance (for HTTP-related issues)
  ST22 - Dump Analysis (to check for any related dumps)
  
  
  
  Documentation: Review SAP documentation related to RFC connections and communication types for more detailed information.
  
  
  SAP Community: Engage with the SAP Community forums for insights from other users who may have encountered similar issues.
  
  
  By following these steps, you should be able to identify and resolve the cause of the "00233 Incorrect communication type" error in your SAP environment.