NPE in mail handler

Description

We keep getting these errors

Is this something know before i examine this more in detail?

Environment

RHEL 6
JIRA 6.4.12
JDK 1.8.0_51

Preliminary Test Cases

None

Assignee

Tibor Hegyi

Reporter

DieterG

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Access to limited visibility issues

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Product platform

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Module Dependency

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Components

Fix versions

Affects versions

Priority

Major
Configure