ERROR [collect.mailfileparser.EVCloudEMLParser] (pool-18-thread-2:) [#990000031] Failed to copy EMLs to custodian directory
Thread contention occurs during the parsing of the downloaded XML data and during the copying of the data to the Preservation location.
1. Verify the validationLogs and uncollectedFiles csv files are empty. This means that all batches were downloaded from the cloud.
2. Set the following two ESA properties to one thread each.
esa.evcloud.content.parsemailfile.parallel.threads=1
esa.evcloud.content.processeml.parallel.threads=1