java.util.regex.PatternSyntaxException: Unexpected internal error near index 1 \ ^

GitHub | axc | 1 year ago
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Root Cause Analysis

  1. java.util.regex.PatternSyntaxException

    Unexpected internal error near index 1 \ ^

    at java.util.regex.Pattern.error()
  2. Java RT
    String.split
    1. java.util.regex.Pattern.error(Unknown Source)
    2. java.util.regex.Pattern.compile(Unknown Source)
    3. java.util.regex.Pattern.<init>(Unknown Source)
    4. java.util.regex.Pattern.compile(Unknown Source)
    5. java.lang.String.split(Unknown Source)
    6. java.lang.String.split(Unknown Source)
    6 frames
  3. battlecode.server
    PlayerFinder.<init>
    1. battlecode.server.PlayerFinder.<init>(PlayerFinder.java:57)
    1 frame
  4. battlecode.client
    Main.runLocal
    1. battlecode.client.MatchDialog.<init>(MatchDialog.java:152)
    2. battlecode.client.Main.runLocal(Main.java:72)
    2 frames