Sometimes a user can experience problems indexing large MSExcel or MSPowerPoint documents (there should be a JIRA issue link here?) and the reindexing may cause potential Unknown Ptg warnings messages that are harmless. There is already a request to Suppress these warnings from re-index of unreadable documents by POI library.
The error is usually not serious yet can sometimes cause problems when large attachments are used. Hence, one may like to disable indexing of a particular type of documents.
To do this, one needs to modify the attachment-extractors.xml and comment out an file type extractor .
The example below shows a pdfContentExtractor disabled which would cause PDF attachments not to be indexed.
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Once the ContentExtractor is disabled, that files become unsearchable. |
