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Open your browser in Developer mode (f12) and view the console error log

| phenomenon | reason | solve |
| ------------ | ------------ | ------------ |
| ![](https://docs.paraverse.cc/media/202504/c7fd97bac5124c399aa4821f955289e17038.png) | No sdk license code is set | 1） If the self-built LarkXR system license code is applied from the developer platform, the sdk license code also needs to be applied from the developer platform 2）If the application is hosted on the developer platform, the sdk license code also needs to be applied for on the developer platform 3）If Paraverse provides an authorization code, please contact Paraverse Business **After obtaining the authorization code, set it with new LarkSR({authCode: id}) or initSDKAuthCode， *Note：Hosting platform application is using a client. ConnectWithPxyHost method, self-built platform is using a client. The connect method** |
|![](https://docs.paraverse.cc/media/202504/93fb73101b7b4d34a74a125fa03017cf9791.png) | The sdk authorization code is incorrectly set | Solution same as above|
![](https://docs.paraverse.cc/media/202504/556292ef010a47d8ab2f51652cd15d064375.png)|The sdk authorization encryption key is set, and no encrypted sdk authorization is generated. Procedure|1)Use the developer platform to host the application, log in to the developer platform, Account -> Security Settings -> Key Management -> Go to Settings to view the SDK authorization encryption key 2）Use the self-built LarkXR platform application, log in to the LarkXR background, system Settings -> Access Management -> View the customer credentials of the current application, and view the SDKID encryption key [Encrypted sdk License](https://www.pingxingyun.com/contribute/detail?topicId=10111&categoryId=3 "Encrypted sdk License")，Set via new LarkSR({authCode: id}) or initSDKAuthCode|