Sometimes when Session is restarted; a square empty window pops up on top left side of the “Access “page. The only way to get rid of it is by logging out of PAM and logging back in. It will happen using browser or Thick Client.
Defect DE359909 has been opened and fixed for this issue. CAPAM_220.127.116.11.p.bin patch will resolve white page issue.
Patch can be downloaded by clicking link below: