Image Montage
Unable to perform query:

SELECT SQL_CALC_FOUND_ROWS `cumbriaID`,`Ref_No_increment`,`History_Image_checkbox`,`Inspectorpic_checkbox`,`Collection`,`Sub_Set`,`Date_of_Image`,`Date_Period`,`Period`,`Title`,`Description`,`Artist_Photographer`,`Further_Information`,`Information`,`Popular_Collections`,`Zoomify_checkbox`,`Historical_Maps`,`Railway_Maps`,`RMap_Title`,`Map_Title`,`PDF_Docs`,`Theatre_Posters_Title`,`Theatre_Posters_No`,`Additional_Media_header`,`Link_to_Record_checkbox`,`Audio_Video_Category`,`Audio_Video_Subcategory`,`Audio_Video_Website`,`Audio_Image_directory`,`Audio_directory`,`Video_directory`,`Ownership`,`Copyright_checkbox`,`Hide_Record_checkbox`,`Europeana_checkbox`,`Place_single`,`legal_Body_Name_single`,`Language_single`,`Audience_single`,`License_single`,`Format_single`,`Publisher_single`,`Library`,`Themes`,`Width_single`,`Height_single`,`Keywords`,`DateAmended`,`DateAmendedBy`,`DateCreated`,`DateCreatedBy` FROM `cumbria` WHERE (( `Ref_No_increment` RLIKE '(^|')) LIMIT 0, 10

mysql error:Got error 'empty (sub)expression' from regexp