After add 'Advanced Routing Matching Conditions' of a route,it will appears nothing

[iori0758]

Issue description

i want add some routing matching conditions,but it doesn't work, after click confirm button, it displays white page

Expected behavior

save routing matching condition succesfuly

How to Reproduce

1.Go to Route.
2.Configure a Route Record
3.At the Stage "Define API Request", click "Add" which below section "Advanced Routing Matching Conditions"
4. Create Rule,
"Parameter Position": "Cookie",
"Parameter Name":"p-u-c",
"Operational Character":"Euqal(==)",
"Parameter Value": "21401" ,and click Confirm
5.it display white page

Screenshots

Environment

• apisix version (cmd: apisix version):2.14.1

• OS (cmd: uname -a):CentOS Linux release 7.8.2003 (Core)

• OpenResty / Nginx version (cmd: nginx -V or openresty -V): nginx version: openresty/1.21.4.1
  built by gcc 9.3.1 20200408 (Red Hat 9.3.1-2) (GCC)
  built with OpenSSL 1.1.1n 15 Mar 2022
  TLS SNI support enabled

• etcd version, if have (cmd: run etcd --version): 3.5.4

• apisix-dashboard version, if have: 2.13

• Browser version, if have: Google Chrome 版本 102.0.5005.115（正式版本） （64 位）

Additional context

No response

[Baoyuantop]

It has been fixed in #2440