SAP Knowledge Base Article - Preview

2558120 - SAP Business Client exception when opening System Selector

Symptom

When end user opens SAP Business Client - also known as NWBC for Desktop - 6.0 Patch Level 12 or below, an exception will be indicated.

Exception text message in English:
FormatException: The input string has invalid format.
at System.Number.ParseDouble(String value, NumberStyles options, NumberFormatInfo numfmt)
at System.Convert.ToDouble(String value)
at com.sap.nw.nwbc.core.implementation.LogonPad.ViewModels.SystemselectionScreenViewModel.RestoreColumnWidths()
at com.sap.nw.nwbc.core.implementation.LogonPad.ViewModels.SystemselectionScreenViewModel..ctor(Boolean reconnectNeeded)
at com.sap.nw.nwbc.core.implementation.LogonPad.Views.SystemSelectionScreen..ctor(Boolean reconnectNeeded)
at com.sap.nw.nwbc.core.implementation.LogonPad.Views.SystemSelectionScreen.GetSystemSelector(Boolean reconnectNeeded)
at com.sap.nw.nwbc.core.implementation.ui.controls.ShellMenu.OnSystemSelector(Object sender, RoutedEventArgs e)
at com.sap.nw.nwbc.core.implementation.ui.controls.ShellMenu.OnSystemsClicked(Object sender, RoutedEventArgs e)
at System.Windows.RoutedEventHandlerInfo.InvokeHandler(Object target, RoutedEventArgs routedEventArgs)
at System.Windows.EventRoute.InvokeHandlersImpl(Object source, RoutedEventArgs args, Boolean reRaised)
at System.Windows.UIElement.RaiseEventImpl(DependencyObject sender, RoutedEventArgs args)
at System.Windows.UIElement.RaiseEvent(RoutedEventArgs e)
at System.Windows.Controls.MenuItem.InvokeClickAfterRender(Object arg)
at System.Windows.Threading.ExceptionWrapper.InternalRealCall(Delegate callback, Object args, Int32 numArgs)
at System.Windows.Threading.ExceptionWrapper.TryCatchWhen(Object source, Delegate callback, Object args, Int32 numArgs, Delegate catchHandler)

Exception text message in German:
FormatException: Die Eingabezeichenfolge hat das falsche Format.
bei System.Number.ParseDouble(String value, NumberStyles options, NumberFormatInfo numfmt)
bei System.Convert.ToDouble(String value)
bei com.sap.nw.nwbc.core.implementation.LogonPad.ViewModels.SystemselectionScreenViewModel.RestoreColumnWidths()
bei com.sap.nw.nwbc.core.implementation.LogonPad.ViewModels.SystemselectionScreenViewModel..ctor(Boolean reconnectNeeded)
bei com.sap.nw.nwbc.core.implementation.LogonPad.Views.SystemSelectionScreen..ctor(Boolean reconnectNeeded)
bei com.sap.nw.nwbc.core.implementation.LogonPad.Views.SystemSelectionScreen.GetSystemSelector(Boolean reconnectNeeded)
bei com.sap.nw.nwbc.core.implementation.ui.controls.ShellMenu.OnSystemSelector(Object sender, RoutedEventArgs e)
bei com.sap.nw.nwbc.core.implementation.ui.controls.ShellMenu.OnSystemsClicked(Object sender, RoutedEventArgs e)
bei System.Windows.RoutedEventHandlerInfo.InvokeHandler(Object target, RoutedEventArgs routedEventArgs)
bei System.Windows.EventRoute.InvokeHandlersImpl(Object source, RoutedEventArgs args, Boolean reRaised)
bei System.Windows.UIElement.RaiseEventImpl(DependencyObject sender, RoutedEventArgs args)
bei System.Windows.UIElement.RaiseEvent(RoutedEventArgs e)
bei System.Windows.Controls.MenuItem.InvokeClickAfterRender(Object arg)
bei System.Windows.Threading.ExceptionWrapper.InternalRealCall(Delegate callback, Object args, Int32 numArgs)
bei System.Windows.Threading.ExceptionWrapper.TryCatchWhen(Object source, Delegate callback, Object args, Int32 numArgs, Delegate catchHandler)


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Environment

  • SAP Business Client 6.0
  • SAP NetWeaver

Product

SAP NetWeaver all versions

Keywords

NWBC, NWBC for Desktop, Business Client, system selector, system, error, exception,  input string, invalid format, string value, SystemSelectionDialogNwbcSettings.dll.settings, Int32 numArgs, NumberFormatInfo, System.Convert.ToDouble(String value), The input string has false format, The input string has wrong format, The input string has not correct format , KBA , BC-FES-BUS-DSK , Netweaver Business Client Desktop , Problem

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