VB Error in VS2008 retrieving the component of the CLSID {28e68f9a-8d75-11d1-8dc3-3c302a000000} in the COM class factory failed because of the following error: 80040154 no registration Class (Exception from hresult:0x8 0040154 (Regdb_e_classnotreg)).

Resvr32 the name of the control referenced in. Net

If the registration is successful, the problem does not occur but if the control is registered successfully in a x64-bit system, the error is prompted because most third-party written COM controls only support 32-bit systems, find the project with the reference control in VS--〉 property--〉 generate--〉 general---) Target platform---) Select X86 to solve. The problem of the control is the Opcdaauto.dll file, the project folder is copied to the new computer, has been prompted to refer to the error, found Opcdaauto.dll file, stored under c://windows//system32/, using administrator The cmd command regsvr32 opcdaauto.dll, registered successfully. But the target operating system is 64 bits, so it needs to be placed in the SysWOW64 directory

VB Error in VS2008 retrieving the component of the CLSID {28e68f9a-8d75-11d1-8dc3-3c302a000000} in the COM class factory failed because of the following error: 80040154 no registration Class (Exception from hresult:0x8 0040154 (Regdb_e_classnotreg)).