使用Opatch命令报错：Java (1.7) could not be located. OPatch cannot proceed!

1. 问题描述

[oracle@servername db]$ OPatch/opatch version
OPatch/opatch: line 839: [: too many arguments
OPatch/opatch: line 839: [: too many arguments
Java (1.7) could not be located. OPatch cannot proceed!
OPatch returns with error code = 1

2. 解决方案

删除OPatch目录下的jre目录，将db的./jdk/jre 目录copy到OPatch目录下即可!