form1.log

is also very important for life

Line 310: Class MSCommLib.MSComm of control MSComm1 was not a loaded control class.
Line 313: The property name _ExtentX in MSComm1 is invalid.
Line 314: The property name _ExtentY in MSComm1 is invalid.
Line 315: The property name _Version in MSComm1 is invalid.
Line 316: The property name DTREnable in MSComm1 is invalid.