Problem: When the Statement of Account report (a PDF-output report) is run, it gives the following error message:

Spawned Process 6276
Xlib: connection to "oradata:0.0" refused by server
Xlib: Invalid MIT-MAGIC-COOKIE-1 key
Xlib: connection to "oradata:0.0" refused by server
Xlib: Invalid MIT-MAGIC-COOKIE-1 key
REP-3000: Internal error starting Oracle Toolkit.
REP-3000: Internal error starting Oracle Toolkit.

Solution: Set the DISPLAY environment variable and run xhost +.

root@ORADATA # echo $DISPLAY
root@ORADATA # xhost
xhost:  unable to open display ""
root@ORADATA # DISPLAY=10.0.240.13:0.0
root@ORADATA # xhost
xhost:  unable to open display ""
root@ORADATA # export DISPLAY
root@ORADATA # xhost
access control enabled, only authorized clients can connect
root@ORADATA # xhost +
access control disabled, clients can connect from any host
root@ORADATA #