Getting error while trying to import CSV in JIRA
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Note that this knowledge base article was created for the Data Center version of the product. Data Center knowledge base articles for non-Data Center-specific features may also work for Server versions of the product, however they have not been tested. Support for Server* products ended on February 15th 2024. If you are running a Server product, you can visit the Atlassian Server end of support announcement to review your migration options.
*Except Fisheye and Crucible
Symptoms
The following appears in the atlassian-jira.log:
java.lang.RuntimeException: java.io.EOFException: No content to map to Object due to end of input
at com.atlassian.jira.plugins.importer.web.csv.CsvFieldMappingsPage.doValidation(CsvFieldMappingsPage.java:87)
at webwork.action.ActionSupport.validate(ActionSupport.java:391)
at webwork.action.ActionSupport.execute(ActionSupport.java:162)
at com.atlassian.jira.action.JiraActionSupport.execute(JiraActionSupport.java:82)Cause
The possible cause would be the importer not working well with some version of browsers such as Internet Explorer 8 and Opera.
Workaround
Use another browser such as Firefox or Chrome often resolved the problem.