Introduction

if get parameter is null
A clear and concise description of what the bug is.
if pass the get parameter ,and the value is null. such as examname=
sqlpage will crash.

Screenshots

Expected behavior

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Version information

• OS:windows
• Database [e.g. SQLite, Postgres]oracle
• SQLPage Version [found when hovering the default footer of pages]:0.42.0

Additional context

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