Function Writes an application log entry (error)
Example ABAP 
s10logerror( "..." ).
Format ABAP 
data:
  mymsgtext type string.

  s10logerror( mymsgtext ).
Parameters
Name Type Description
msgtext string
Message text
Description The specified text is written to the SAP application log with additional information about the ABAP class and the HTML page as an error message if the variable s10session->applicationlog_level has the value 1 or higher. The processing is terminated regardless of the value of s10session->applicationlog_level.

For more details see  s10applicationlog().

 
Components S10 Framework