whenever I try yo manage account information i get the following error. I hope someone know's a solution for this problem. Thanks in advance:

AssemblyVersion: 04.04.01
PortalID: 0
PortalName: NOVU
UserID: 1
UserName:
ActiveTabID: 42
ActiveTabName: Gebruikersaccounts
RawURL: /site/Admin/UserAccounts/tabid/42/ctl/Edit/mid/350/UserId/7/filter/Alles/currentpage/1/Default.aspx
AbsoluteURL: /site/Default.aspx
AbsoluteURLReferrer: ........../site/Admin/UserAccounts/tabid/42/ctl/Edit/mid/350/UserId/7/filter/Alles/currentpage/1/Default.aspx
UserAgent: Mozilla/5.0 (Windows; U; Windows NT 5.1; nl; rv:1.8.1.4) Gecko/20070515 Firefox/2.0.0.4
DefaultDataProvider: DotNetNuke.Data.SqlDataProvider, DotNetNuke.SqlDataProvider
ExceptionGUID: 822553cb-16a3-423f-b6dd-242fe9e692cd
InnerException: Input string was not in a correct format.
FileName:
FileLineNumber: 0
FileColumnNumber: 0
Method: System.Text.StringBuilder.FormatError
StackTrace:
Message: DotNetNuke.Services.Exceptions.PageLoadException: Input string was not in a correct format. ---> System.FormatException: Input string was not in a correct format. at System.Text.StringBuilder.FormatError() at System.Text.StringBuilder.AppendFormat(IFormatProvider provider, String format, Object[] args) at System.String.Format(IFormatProvider provider, String format, Object[] args) at DotNetNuke.Modules.Admin.Users.Profile.DataBind() at DotNetNuke.Modules.Admin.Users.ManageUsers.ShowPanel() at DotNetNuke.Modules.Admin.Users.ManageUsers.cmdProfile_Click(Object sender, EventArgs e) at DotNetNuke.UI.WebControls.CommandButton.RaiseClick(Object sender, EventArgs e) at System.Web.UI.WebControls.LinkButton.OnClick(EventArgs e) at System.Web.UI.WebControls.LinkButton.RaisePostBackEvent(String eventArgument) at System.Web.UI.WebControls.LinkButton.System.Web.UI.IPostBackEventHandler.RaisePostBackEvent(String eventArgument) at System.Web.UI.Page.RaisePostBackEvent(IPostBackEventHandler sourceControl, String eventArgument) at System.Web.UI.Page.RaisePostBackEvent(NameValueCollection postData) at System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint) --- End of inner exception stack trace ---
Source:
Server Naam: WWW028

It's got to do with languages.I have the same thing, but when i switch back (from Dutch) to English there's no error.

Haven't figured out why

Just make a new translation of the Prifile File in the language causing the exception and it works again!.