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Morton Lin authored
* fix issue of 'Error writing to QHostAddress("")' (cherry picked from commit 9450b97c94af8c4919151ae91e9c7601b74e95ad) * remove obsolete comments (cherry picked from commit 7ff3b0049b9f91f39f5e764c92058ba1c0484308) * add comment on why the additional condition check is required. (cherry picked from commit 149e19b7c90f178f8a7e8a544243ce7acd642fe8)