"Sub_appidandsub_openidnotmatch", but can I obtain the openid?

Use the payment interface in the pay-as-you-go interface and return "sub_appidandsub_openidnotmatch" after sending parameters. according to the instructions, the reason is that the method for obtaining openid is incorrect, but the source code is viewed, it is found that openid is also obtained through authorization, and can indeed print... use the payment interface in pay-as-you-go. after sending the parameters, "sub_appid and sub_openid not match" is returned. according to the instructions, the reason is that the method for obtaining openid is incorrect, but the source code is viewed, we found that openid is also obtained through authorization and can be printed out. in the background configuration, I also changed the value of the public account appId and appSecret, in addition, I added my own test number to the public number (note: The public number in it is also the Test number, and the official number has not yet come down). What is the possible reason?

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Use the payment interface in pay-as-you-go. after sending the parameters, "sub_appid and sub_openid not match" is returned. according to the instructions, the reason is that the method for obtaining openid is incorrect, but the source code is viewed, we found that openid is also obtained through authorization and can be printed out. in the background configuration, I also changed the value of the public account appId and appSecret, in addition, I added my own test number to the public number (note: The public number in it is also the Test number, and the official number has not yet come down). What is the possible reason?