Gettig error Notice: Uninitialized string offset: -512 in /public_html/

[ArunKR]

Notice: Uninitialized string offset: -512 in /home/server/public_html/clients/server/include/lib/PEAR/Spreadsheet/Excel/oleread.inc on line 27
Notice: Uninitialized string offset: -511 in /home/server/public_html/clients/server/include/lib/PEAR/Spreadsheet/Excel/oleread.inc on line 27

Fatal error: Allowed memory size of 33554432 bytes exhausted (tried to allocate 2097152 bytes) in /home/server/public_html/clients/server/include/lib/PEAR/Spreadsheet/Excel/oleread.inc on line 133

[Dormilich]

it seems that you don’t have an array element with the keys "-511" and "-512".