Information about the characters that you cannot use in SharePoint Portal Server 2003 sites, folders, and files (905231)

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Site names, subsite names, or site group names

• You cannot use the following characters anywhere in a site name, in a subsite name, or in a site group name:
  • tilde (~)
  • number sign (#)
  • percent (%)
  • ampersand (&)
  • asterisk (*)
  • braces ({ })
  • backslash (\)
  • colon (:)
  • angle brackets (< >)
  • question mark (?)
  • slash (/)
  • plus sign (+)
  • pipe (|)
  • quotation mark (")
• You cannot start a site name, subsite name, or a site group name with an underscore (_) character or the period character.
• You cannot use the period character consecutively in the middle of a site name, of a subsite name, or of a site group name.
• You cannot use the period character at the end of a site name, of a subsite name, or of a site group name.

Folder names

• You cannot use the following characters anywhere in a folder name:
  • tilde
  • number sign
  • percent
  • ampersand
  • asterisk
  • braces
  • backslash
  • colon
  • angle brackets
  • question mark
  • slash
  • pipe
  • quotation mark
• You cannot use the period character consecutively in the middle of a folder name.
• You cannot use the period character at the end of a folder name.
• You cannot start a folder name with the period character.

File names

• You cannot use the following characters anywhere in a file name:
  • tilde
  • number sign
  • percent
  • ampersand
  • asterisk
  • braces
  • backslash
  • colon
  • angle brackets
  • question mark
  • slash
  • pipe
  • quote
• You cannot use the period character consecutively in the middle of a file name.
• You cannot use the period character at the end of a file name.
• You cannot start a file name with the period character.