nastran模态分析求解出错!!!

用nastran做模态分析，求解中出现 No Symbolic Replacement variables or values were specified.错误，不知道在patran中哪里设置有问题，参数设置流程全按教材进行的。。。。
F06文件出错报告。。。
M O D E L S U M M A R Y
NUMBER OF GRID POINTS = 64387
NUMBER OF CHEXA ELEMENTS = 40546
NUMBER OF CPENTA ELEMENTS = 2000
*** USER FATAL MESSAGE 2016 (EMG)
NO MATERIAL PROPERTIES EXIST.
0FATAL ERROR
1 * * * END OF JOB * * *
*** SYSTEM INFORMATION MESSAGE 1156 (XCLNUP)
GINO FILE 101 WAS LEFT OPEN AT PROGRAM TERMINATION.
*** SYSTEM INFORMATION MESSAGE 1156 (XCLNUP)
GINO FILE 201 WAS LEFT OPEN AT PROGRAM TERMINATION.
*** SYSTEM INFORMATION MESSAGE 1156 (XCLNUP)
GINO FILE 202 WAS LEFT OPEN AT PROGRAM TERMINATION.
*** SYSTEM INFORMATION MESSAGE 1156 (XCLNUP)
GINO FILE 203 WAS LEFT OPEN AT PROGRAM TERMINATION.
*** SYSTEM INFORMATION MESSAGE 1156 (XCLNUP)
GINO FILE 204 WAS LEFT OPEN AT PROGRAM TERMINATION.
*** SYSTEM INFORMATION MESSAGE 1156 (XCLNUP)
GINO FILE 205 WAS LEFT OPEN AT PROGRAM TERMINATION.
*** SYSTEM INFORMATION MESSAGE 1156 (XCLNUP)
GINO FILE 206 WAS LEFT OPEN AT PROGRAM TERMINATION.
No Symbolic Replacement variables or values were specified.