Concurrent manager log file is empty

Error:The log file for this request is empty.The concurrent manager may have encountered an error while attempt to create this file.

solution:

check the softlink on that excutable..may be it is pointing to wrong location.

Example:

phoenix:FINIT3OA:/FINIT3OA/ora03/FINIT3OA/finit3oaappl/fr/1.0/bin$ ls -ltr /FINIT3OA/ora03/FINIT3OA/finit3oaappl/fr/1.0/bin/fr_msc_plan_interface

lrwxrwxrwx 1 appltst3 dba 61 Jul 7 04:33 /FINIT3OA/ora03/FINIT3OA/finit3oaappl/fr/1.0/bin/fr_msc_plan_interface -> /FINIT3OA/ora03/FINIT3OA/finit3oaappl/fnd/11.5.0/bin/fndcpesr

fr_msc_plan_interface -> /FINIT3OA/ora03/FINIT3OA/finit3oaappl/fnd/11.5.0/bin/fndcpesr