I have just begun using Moodle 1.5
after I uploaded a SCORM package and ran it I went to the 'grades' to export the result as excel.
I got this
: Warning: Invalid argument supplied for foreach() in /home/mercecom/public_html/grade/lib.php on line 1138
Warning: Invalid argument supplied for foreach() in /home/mercecom/public_html/grade/lib.php on line 1179
Warning: Invalid argument supplied for foreach() in /home/mercecom/public_html/grade/lib.php on line 1179
Warning: Cannot modify header information - headers already sent by (output started at /home/mercecom/public_html/grade/lib.php:1138) in /home/mercecom/public_html/grade/lib.php on line 1206
Warning: Cannot modify header information - headers already sent by (output started at /home/mercecom/public_html/grade/lib.php:1138) in /home/mercecom/public_html/grade/lib.php on line 1208
Warning: Cannot modify header information - headers already sent by (output started at /home/mercecom/public_html/grade/lib.php:1138) in /home/mercecom/public_html/grade/lib.php on line 1209
Warning: Cannot modify header information - headers already sent by (output started at /home/mercecom/public_html/grade/lib.php:1138) in /home/mercecom/public_html/grade/lib.php on line 1210
Warning: Cannot modify header information - headers already sent by (output started at /home/mercecom/public_html/grade/lib.php:1138) in /home/mercecom/public_html/grade/lib.php on line 1211
Warning: Invalid argument supplied for foreach() in /home/mercecom/public_html/grade/lib.php on line 1235
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What is it and how do I stop it?