2172070 - [Must-See] Most frequent problems under BC-ABA-SC area

This article is regularly updated with the list of the most frequent problems existing under the BC-ABA-SC area. Currently, the below topics are covered:

1. DYNPRO_SEND_IN_BACKGROUND termination
   
   
2. SAP System Message: rabax during sapgui logon
   
   
3. Deadlocks at table D342L and/or D345T and/or EUDB, system frozen
   
   
4. Missing parameter bdc/shdb/auth_check
   
   
5. Poor performance with tables APQI and APQD
   
   
6. Special characters found in SAP menu, like question mark "?"
   
   
7. DYNPRO_WRITE_FAILED termination
   
   
8. Menu bar icons not displayed
   
   
9. Error MODIFY SCREEN invalid load id
   
   
10. System: Status shows wrong product information
    
    
11. A misplaced hyphen is shown in a pop-up created by a message statement
    
    
12. The system does not display GUI status load objects in SAP GUI after Kernel 7.42/220 upgrade
    
    
13. Garbled text # is shown in some popup screens
    
    
14. Programs hang at MESSAGE statement if the message text contains Asian character (Endless loop in dynpro SAPMSDYP 0010)
    
    
15. GUI Status: objects not visible or disabled

ABAP System.

rabax during sapgui logon, cfunction ab_dynerr, errcode DYNPRO_MODULE_NOT_FOUND, RAISE_EXCEPTION, Exception condition "CNTL_ERROR", Control, sy-batch, Login quiet mode, ThSendErrMsg: send msg, errcode, DSTEP_NO_MODULE, call ThDeleteSession, SAPGui, Interrogation sign, Component Overview; System Identity, SPAU, SAPMF05A FORM DECO_MODIFY_SCREEN, TEXTENV_UNICODE_LANGU_INVALID, Non-Uncode, old session, reorganization, APQI, APQD, QID, CL_CTMENU_LOAD_TEXTS, message, hang, Garbled text, japanese, chinese, korean, SAPMSDYP 0010, TH_POPUP, SAP System Message: User session closed by system, maximum number of sessions reached, D342L, D345T, EUDB, DYNPRO_SEND_IN_BACKGROUND, login/quiet_mode, I am running in an update task, , KBA , BC-ABA-SC , Dynpro and CUA engine , BC-ABA , ABAP Runtime Environment - ABAP Language Issues Only , Problem