Username Must Not Contain White Spaces Within Knobs

• File Name Should Not Contain Whitespaces
• Sheetname Must Not Be Null Or Whitespace
• Username Cannot Contain Spaces
• Username Must Contain Only Letters
• Users Must Enter A Username
• Cannot Contain Your Username Or Email Address
• Username Must Be At Least 3 Characters翻译
• Username Must Be Ascii Only翻译

Username Must Not Contain White Spaces Within Knobs

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