提示信息如下：
...
rt -lm -o /myelasticThermalSolidFoam
/usr/bin/ld: cannot open output file /myelasticThermalSolidFoam: 权限不够
collect2: error: ld returned 1 exit status
make: *** [/home/zhangec/foam/foam-extend-5.0/wmake/Makefile:160：/myelasticThermalSolidFoam] 错误 1
请教各位老师同学怎么解决？
