You mention an error message, but you don't list it. What was the error?
It's difficult to tell whether or not your system of equations is correctly specified without knowing what the variables represent or what exactly you are trying to model. It would also help if you reformatted it a bit, to put each equation on its own line, right now it is hard for me to tease anything apart.
Are you sure you have specified the right variances? As I said, the LINEQS statement is just a wall of text so I am having a hard time figuring out how many parameters you have in there, but you might want to double-check your variance statement corresponds to the lineqs statement.
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