You must explicitly call the Close method after you have finished working with the SqlShimDataReader in order to use the associated Devart.Data.ZohoBooks.ZohoBooksConnection for any other purpose.
Requirements
Target Platforms: Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2