Failed to add subscriber on case-insensitive SQL Server if publisher database was renamed (4334189)

Failed to add subscriber on case-insensitive SQL Server if publisher database was renamed (only letter case is different).
The error received is:

An unhandled exception occurred in application Quest LiteSpeed.
Message: Object reference not set to an instance of an object..
Stack Trace:    at Quest.LiteSpeed.LiteSpeedFactory.getSubscriberPrepareOperationScript(ILogShippingSubscriber s, ILogShippingPlan p, String publisherID, Boolean preview)
   at Quest.LiteSpeed.LiteSpeedFactory.GetEditLogShippingPlanScript(ILogShippingPlan oldPlan, ILogShippingPlan newPlan, IRegisteredServer publisher, Boolean performFullBackup, IOperationCollection& operations)
   at Quest.LiteSpeed.UI.Wizards.LSCreateWizard.LSEditWizard.generateScript()
   at Quest.LiteSpeed.UI.Wizards.BaseWizard.m_previewScript_Selecting(Object sender, WizardControlEventArgs e)
   at Quest.LiteSpeed.UI.Wizards.LSCreateWizard.LSCreateWizard.m_previewScript_Selecting(Object sender, WizardControlEventArgs e)
   at Quest.Windows.UI.Wizard.WizardControl.OnSelecting(WizardControlEventArgs e)
   at Quest.Windows.UI.WizardForm.SwitchToStep(WizardLink lnk)
   at Quest.Windows.UI.WizardForm.SelectNextStep()
   at Quest.Windows.UI.WizardForm.GoToNextStep()
   at Quest.Windows.UI.WizardForm.btnNext_Click(Object sender, EventArgs e)
   at System.Windows.Forms.Control.OnClick(EventArgs e)
   at System.Windows.Forms.Button.OnClick(EventArgs e)
   at System.Windows.Forms.Button.WndProc(Message& m)
   at System.Windows.Forms.Control.ControlNativeWindow.OnMessage(Message& m)
   at System.Windows.Forms.Control.ControlNativeWindow.WndProc(Message& m)
   at System.Windows.Forms.NativeWindow.Callback(IntPtr hWnd, Int32 msg, IntPtr wparam, IntPtr lparam)