2420780 - Error to registered in SLD - Class BCSystemBuilder not found

While collecting and sending data of an ABAP or JAVA system, the following error message raises:

• JAVA System - After clicking button "Collect and Send Data" in screen SLD Data Supplier Configuration:
  
  Collect and Send Data failed. Data transfer failed. Failed to Send Data. Target URL: http://<host>:5<nn>00/sld/ds, Status: 500, Message: Internal Server Error
  
  
  
  
   
• ABAP System - After running transaction RZ70, the following error message shows in the SLD logs (SLD > "Administration" > "Log"):
  
  
  [SLD Data Supplier Forwarding] ERROR com.sap.lcr.sagent.BridgeCommunicationHTTP: Can not send data to http://<host>:5<nn>00/sld/: 500 Internal Server Error

Both error messages shows 500 Internal Server Error, which is a common HTTP error. The cause for this issue can be anything. More details about the issue can be found in the SLD logs. This document will described how to solve the following error:

• System Landscape Directory (SLD);
• SAP Solution Manager 7.1;
• SLD Data Supplier Configuration (for Java systems);
• Transaction RZ70 (for ABAP systems);
  
  

System Landscape Directory, SAP_JTECHF, SAPJTECHF, sldclient.jar, tc/sld/sldclient_sda, null, Register, Collecting, Sending, Pushing, Push, Send, Deploy, Deployment, SCA, SDM , KBA , BC-CCM-SLD , System Landscape Directory / Component Repository , BC-CCM-SLD-ABA , System Landscape Directory ABAP Connectivity , BC-CCM-SLD-JAV , System Landscape Directory Java Client & Server , Problem