Jave-Chen opened a new issue #1720: [BUG] Fix bug: NullPointerException etc. URL: https://github.com/apache/incubator-dolphinscheduler/issues/1720 **Describe the bug** Not enough arguments. https://sonarcloud.io/project/issues?id=apache-dolphinscheduler&issues=AW9Pvj4OYzPBRjkobYxH&open=AW9Pvj4OYzPBRjkobYxH Use try-with-resources or close this "Scanner" in a "finally" clause. https://sonarcloud.io/project/issues?id=apache-dolphinscheduler&issues=AW9PvjupYzPBRjkobYuk&open=AW9PvjupYzPBRjkobYuk NullPointerException https://sonarcloud.io/project/issues?id=apache-dolphinscheduler&issues=AW9r2-hNEWQS9hv4qe7s&open=AW9r2-hNEWQS9hv4qe7s https://sonarcloud.io/project/issues?id=apache-dolphinscheduler&issues=AW9PvjqrYzPBRjkobYr7&open=AW9PvjqrYzPBRjkobYr7 https://sonarcloud.io/project/issues?id=apache-dolphinscheduler&issues=AW9PvjduYzPBRjkobYmi&open=AW9PvjduYzPBRjkobYmi https://sonarcloud.io/project/issues?id=apache-dolphinscheduler&issues=AW9PvjduYzPBRjkobYmj&open=AW9PvjduYzPBRjkobYmj https://sonarcloud.io/project/issues?id=apache-dolphinscheduler&issues=AW9PvkAdYzPBRjkobY0x&open=AW9PvkAdYzPBRjkobY0x
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