Fix for SDENT-139

[ashetkar]

Changes proposed in this pull request

• Ensure messageID length before checking a character at particular index.

Patch testing

Manually tested by TDV team.

Is precheckin with -Pstore clean?

With existing failures.

ReleaseNotes changes

NA

Other PRs

NA

[ashetkar]

Merging the PR as the change was discussed with @neeraj-tibco already.