Really at a loss on this., both apexins and apxldimg give 'file not found'

Question

I am sure the correct parameter is being supplied. This is on windows 7 64 bit platform.
SQL> @apxldimg C:
PL/SQL procedure successfully completed.
old 1: create directory APEX_IMAGES as '&1\apex\images'
new 1: create directory APEX_IMAGES as 'C:\apex\images'
Directory created.
file not found: /doc/aadm_chng_day.htm
file not found: /doc/adm_email.htm
file not found: /doc/adm_request_notif.htm
file not found: /doc/advnc_web_invoke.htm
file not found: /doc/api007.htm
file not found: /doc/bldapp_appgroup.htm
file not found: /doc/bldapp_srch_item.htm
file not found: /doc/bldapp_wiz_pg_def.htm
file not found: /doc/deploy_app_id.htm
file not found: /iu_option.gif
file not found: /oracle.gif
file not found: /reg_temp_edit.gif
PL/SQL procedure successfully completed.
PL/SQL procedure successfully completed.
Commit complete.
timing for: Load Images
Elapsed: 00:00:22.38
Directory dropped.
SQL> spool off
Any help is most appreciated.

Answer 1

apex 3.1 on oracle 11.2...
Increased session_max_open_files and re-ran receiving below output.. i do get proper images displayed on login page now;however, not sure everything is still 100% correct.
SQL> @apxldimg_mod G:\oracleSoftware
PL/SQL procedure successfully completed.
old 1: create directory APEX_IMAGES as '&1\apex\images'
new 1: create directory APEX_IMAGES as 'G:\oracleSoftware\apex\images'
Directory created.
-21560 ORA-21560: argument 3 is null, invalid, or out of range
-21560 ORA-21560: argument 3 is null, invalid, or out of range
-21560 ORA-21560: argument 3 is null, invalid, or out of range
-21560 ORA-21560: argument 3 is null, invalid, or out of range
-21560 ORA-21560: argument 3 is null, invalid, or out of range
-21560 ORA-21560: argument 3 is null, invalid, or out of range
-21560 ORA-21560: argument 3 is null, invalid, or out of range
-21560 ORA-21560: argument 3 is null, invalid, or out of range
-21560 ORA-21560: argument 3 is null, invalid, or out of range
-21560 ORA-21560: argument 3 is null, invalid, or out of range
-21560 ORA-21560: argument 3 is null, invalid, or out of range
-21560 ORA-21560: argument 3 is null, invalid, or out of range
-21560 ORA-21560: argument 3 is null, invalid, or out of range
-21560 ORA-21560: argument 3 is null, invalid, or out of range
-21560 ORA-21560: argument 3 is null, invalid, or out of range
PL/SQL procedure successfully completed.
PL/SQL procedure successfully completed.
Commit complete.
timing for: Load Images
Elapsed: 00:00:46.97
Directory dropped.
SQL>