这种错误只针对那种有输入，输出参数设置的存储过程。如果无参数就没问题。 这是软件固有的bug ，最新版了9。0
TOAD version 8.6.1 is provided as a patch with selected fixes to version 8.6. This patch version is not intended to address all reported issues. Rather, it addresses a subset of the issues, selected based on severity and complexity.
In particular, the following problems are addressed:
When Oracle patched version 10.2.0.1 with version 10.2.0.2 the structure of the ALL_ARGUMENTS view changed, causing Toad 8.6.0 or earlier to state: "IN " is not a valid integer value when selecting procedures in the Schema Browser or loading them into the Procedure Editor. Toad 8.6.1 remedies this problem.
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