W_A_R_N_I_N_G: The solution has not converged after 550 iterations.
                The following solution is preliminary and is provided only
                for the purpose of tracing the source of the problem.
                Setting IT>550 may solve the problem.
LISREL Estimates(Intermediate Solution)                        
W_A_R_N_I_N_G: TE 1,1 may not be identified.
                Standard Errors, T-Values, Modification Indices,
                and Standardized Residuals cannot be computed.
请教高手以上错误是什么意思，该如何解决呢》？