在abaqus中提交作业时出现自由度问题这个错误该怎么办呢？ 10

Error in job Job-2: DEGREE OF FREEDOM 8 AND AT LEAST ONE OF DEGREES OF FREEDOM 1 THRU 6 MUST BE ACTIVE IN THE MODEL FOR *SOILS. CHECK THE PROCEDURE AND ELEMENT TYPES USED IN THIS MODEL.报错内容如上。