Thanks for the prompt answer, Here's the text from the most recent general exception. I don't know enough tell if this is the one that relates to captcha.
AssemblyVersion: 6.2.3
PortalID: -1
PortalName:
UserID: -1
UserName:
ActiveTabID: -1
ActiveTabName:
RawURL: /Admin/Security/ImageChallenge.captcha.aspx?captcha=4B95876ED33123608E02D4F2FC1AE274902E2FEF86B8940170A8B09288C9664C0224E488721847294E585A37EBE4C42EA06D21499CC359379B15EAC09C925FD1E4128A2FD7AAB0C229F348FDFE036F727864C61C755AD50ECBFDC3674210A45C460AD81ABBCBA020C62994C79A2EFE379A19F75DD6117DFA40E1FCDFCE1862397277E5C93D130DEBC194DC62B4F03B1ED80F9DF19B2D45897F2AF4795F3BF9F58FBB55CE277E4AD973138A5C&alias=www.urnext.com
AbsoluteURL: /Admin/Security/ImageChallenge.captcha.aspx
AbsoluteURLReferrer:
UserAgent: Googlebot-Image/1.0
DefaultDataProvider: DotNetNuke.Data.SqlDataProvider, DotNetNuke.SqlDataProvider
ExceptionGUID: 9532c8b7-4825-4db6-8ff8-28ea69b37286
InnerException: Input string was not in a correct format.
FileName:
FileLineNumber: 0
FileColumnNumber: 0
Method: System.Number.StringToNumber
StackTrace:
Message: System.FormatException: Input string was not in a correct format. at System.Number.StringToNumber(String str, NumberStyles options, NumberBuffer& number, NumberFormatInfo info, Boolean parseDecimal) at System.Number.ParseInt32(String s, NumberStyles style, NumberFormatInfo info) at DotNetNuke.UI.WebControls.CaptchaControl.GenerateImage(String encryptedText)
Source:
Server Name: WINDOWS1
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Mahalo,