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Knowledge Base

This knowledge base provides troubleshooting and how-to articles about different OpenKM versions.

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Version:

  • 7.1.x_Pro
  • 6.4.x_Pro
  • 6.2.x_Pro
  • 6.3.x_Com

Administration

DateDescription

2017-03-27

Force whole repository text extraction 

2016-08-01

Missing administration icons

Frontend

DateDescription

2022-06-13

The OpenKM UI contextual menu is not shown in the browser 

2021-11-15

Arabic characters are not shown in search fields 

2020-12-20

Error 403 in kcenter preview but preview works in classical UI 

2017-07-18

Document preview fails after upgrade to OpenKM v6.4.35

2017-03-24

Links to documents in OpenKM are not working

2017-02-21

Document preview doesn't work 

2016-07-27

UI takes a lot of time on loading after huge import or export

2016-08-29

Image preview and thumbnail does not work

Core

DateDescription
2022-06-29 Row size too large. The maximum row size for the used table type, not counting BLOBs, is 8126 
2022-04-29 Wrong order in the list of nodes because accents in MySQL or MariaDB database 
2021-10-07 Diffpdf: error while loading shared libraries: libpoppler-qt4.so.4: cannot open shared object file: No such file or directory 
2021-06-1 Javax.mail.MessagingException Could not convert socket to TLS 
2020-06-15 Tesseract read nothing in TIF files - Error in pixReadFromTiffStream 
2019-10-01 Warning in update or creation stage - java.lang.Exception: Apparent connection leak detected 
2019-09-20 PostgreSQL - ERROR o.h.tool.hbm2ddl.SchemaUpdate - could not complete schema update 
2019-04-04 Error Caused by: com.mysql.cj.exceptions.InvalidConnectionAttributeException: The server time zone value 'CEST' 
2018-03-04 Diffpdf raises ConversionException error while loading shared libraries: libpoppler-qt4.so.4 
2018-12-21 Tesseract 4 disable page segmentation 
2018-11-22 Tesseract raise Failed loading language 'en' error 
2018-10-15 Preview stop working after an update with error "Abnormal program termination: 1" 
2018-10-04 Convert: not authorized 'fileName' @ error/constitute.c/ReadImage/412. 
2018-09-03 The size of BLOBTEXT data inserted in one transaction is greater than 10 percent of redo log size 
2018-02-01 LibreOffice does not start up  
2017-02-15 Error in Windows with thumbnail creation 
2017-02-14 MySQL "max_allowed_packet" error 
2016-09-23 Document preview is not showing characters correctly
2016-07-31 Cannot Login Error Message javax.servlet.ServletException: java.lang.ExceptionInInitializerError

Apps

DateDescription

2017-05-17

Deeplinks from Microsoft Office to a document do not work

2021-09-22

Microsoft Addin does not show up  

General

DateDescription
2020-12-29

When empty trash it is raised the error Can't Delete a folder with child locked nodes
2020-11-03

Sun.security.validator.ValidatorException: PKIX path building failed: sun.security.provider.certpath.SunCertPathBuilderException 
2018-03-15

How to recover the user administrator password 
2018-03-03

Files does not exists while trying to purge trash 
2018-02-13

Error java.lang.NoClassDefFoundError: Could not initialize class org.xbill.DNS.Lookup in centos 
2016-08-30

OpenKM freeze on start

Workflow

DateDescription

2016-11-24

Missing workflow option in administration

2016-07-31

NullPointerException when executing any workflow

Upgrade

DateDescription

2022-03-28

  Error in MySQL when drop a constraint upgrading to OpenKM version 7.1.31