Dear Ladies and Sirs, Following the exchange on the Koha mailing list on bulk upload, I wish to request your advice regarding own import process. Steps: 1. We converted our source excel into Marc .mrk format via Marcedit. =LDR 00000nam a2200000Ia 4500 =008 231106s9999||||xx\||||||||||||||\||und|| =020 \\$a9780691228662<file://$a9780691228662> =100 \\$aGoldin<file://$aGoldin>, Claudia =245 \0$aCareer and Family.$bWomen's Century-Long Journey toward Equity =260 \\$aPrincenton$bPrincenton<file://$aPrincenton$bPrincenton> University Press$c2021 =300 \\$bBook<file://$bBook> =700 \\$aCameron<file://$aCameron>, Bruce G.Selva, Daniel =942 \\$cBK<file://$cBK> =952 \\$10$2Dewy<file://$10$2Dewy> Decimal Classification$aITER-LIBRARY$bITER-LIBRARY$d10/31/23$i02250$o331.42$p02250$yBK =LDR 00000nam a2200000Ia 4500 =008 231106s9999||||xx\||||||||||||||\||und|| =020 \\$a9781292110844<file://$a9781292110844> =100 \\$aCrawley<file://$aCrawley>, Edward F. =245 \0$aSystem architecture.$bStrategy and product development for complex systems =260 \\$aEdinburgh$bGlobal<file://$aEdinburgh$bGlobal> Edition$c2015 =300 \\$bBook<file://$bBook> =942 \\$cBK<file://$cBK> =952 \\$10$2Dewy<file://$10$2Dewy> Decimal Classification$aITER-LIBRARY$bITER-LIBRARY$d10/31/23$i02252$o620$p02252$yBK 2. and then staged the .mrc file as per instructions on various sites Home<https://koha-admin.iter.org/cgi-bin/koha/mainpage.pl> - Tools<https://koha-admin.iter.org/cgi-bin/koha/tools/tools-home.pl> - Stage MARC records for import<https://koha-admin.iter.org/cgi-bin/koha/tools/stage-marc-import.pl> No profile - Bibliographic - UTF-8 - MARC - 245a matching rule - replace existing record with incoming record if match- add incoming record if no match - check imbedded items 3. The staging of the two sample files was successful: MARC staging results Processing bibliographic records 2 records in file 0 records not staged because of MARC error 2 records staged 0 records with at least one match in catalog per matching rule "245" 0 item records found and staged 4. Yet, the batch import into the catalogue did not work. The import batch into catalog remained blocked at 0%. Home<https://koha-admin.iter.org/cgi-bin/koha/mainpage.pl> Tools<https://koha-admin.iter.org/cgi-bin/koha/tools/tools-home.pl> Manage staged MARC records<https://koha-admin.iter.org/cgi-bin/koha/tools/manage-marc-import.pl> Batch 40<https://koha-admin.iter.org/cgi-bin/koha/tools/manage-marc-import.pl?import_batch_id=40> Would you please help us to clarify why the process does not work? Is there an error in the .mrk file? 5. Further, I notice that the 245a matching rule is not working, as it seems not able to retrieve records with the same title already on Koha Home<https://koha-admin.iter.org/cgi-bin/koha/mainpage.pl> Administration<https://koha-admin.iter.org/cgi-bin/koha/admin/admin-home.pl> Record matching rules<https://koha-admin.iter.org/cgi-bin/koha/admin/matching-rules.pl> Modify record matching rule<https://koha-admin.iter.org/cgi-bin/koha/admin/matching-rules.pl?op=edit_matching_rule&matcher_id=4> Description: 245a - Match threshold 1000 - Search index Title-cover:w - Score 1000 - Tag 245 - subfield a - normalization none May I ask you either there is a mistake on the setting of the matching rule? Thank you very much in advance for your kind help.