Files and folders cannot be named '.' or '..', nor can they contain any of the following characters:
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Files and folders cannot be named '.' or '..', nor can they contain any of the following characters:

You cannot name files and folders either '.' or '..'. For example, a file name such as ..sql is incorrect. Also, files and folders cannot contain the following characters:

  • Pound (#).
  • Percent (%).
  • Ampersand (&).
  • Asterisk (*).
  • Vertical bar (|).
  • Backslash (\).
  • Colon (:).
  • Double quotation mark (").
  • Less than (<).
  • Greater than (>).
  • Question mark (?).
  • Forward slash (/).
  • Leading or trailing spaces (' '). Such spaces are stripped.
  • Names reserved for Windows or DOS ("nul", "aux", "con", "com1", "lpt1", and so on).

  1. Reenter the file or folder name.

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