please select
Conference
  • Overview
  • Web
    • Run Sample Demo
    • Integration
    • UI Customization
    • Conference Control
    • In-Conference Chat
    • On-Cloud Recording
    • AI Noise Suppression
    • Robot Streaming
    • Virtual Background
    • More Features
      • Floating Window
      • Text Watermark
    • API Documentation
      • RoomKit API
      • RoomEngine API
        • API Overview
        • TUIRoomEngine
        • TUIRoomEvents
        • TUIRoomEngine Defines
    • FAQs
  • iOS
    • Run Sample Demo
    • Integration
    • UI Customization
    • Conference Control
    • In-Conference Chat
    • On-Cloud Recording
    • AI Noise Suppression
    • Robot Streaming
    • More Features
      • Floating Window
    • API Documentation
      • RoomKit API
      • RoomEngine API
        • API Overview
        • TUIRoomEngine
        • TUIRoomObserver
        • Type Definition
    • FAQs
  • Android
    • Run Sample Demo
    • Integration
    • UI Customization
    • Conference Control
    • In-Conference Chat
    • On-Cloud Recording
    • AI Noise Suppression
    • Robot Streaming
    • More Features
      • Floating Window
    • API Documentation
      • RoomKit API
      • RoomEngine API
        • API Overview
        • TUIRoomEngine
        • TUIRoomObserver
        • Type Definition
    • FAQs
  • Electron
    • Run Sample Demo
    • Integration
    • UI Customization
    • Conference Control
    • In-Conference Chat
    • On-Cloud Recording
    • AI Noise Suppression
    • Robot Streaming
    • More Features
      • Floating Window
      • Text Watermark
    • API Documentation
      • RoomKit API
      • RoomEngine API
        • API Overview
        • TUIRoomEvent
        • TUIRoomEngine
        • TUIRoomEngine Defines
    • FAQs
  • Flutter
    • Run Sample Demo
    • Integration
    • UI Customization
    • Conference Control
    • In-Conference Chat
    • On-Cloud Recording
    • AI Noise Suppression
    • Robot Streaming
    • More Features
      • Floating Window
    • API Documentation
      • RoomKit API
      • RoomEngine API
        • API Overview
        • TUIRoomEngine
        • TUIRoomObserver
        • Type Definition
    • FAQs
  • Overview
    • Overview
  • Activate the Service
  • Pricing
    • Free Minutes
    • Conference Monthly Packages
    • Billing Explanation for Subscription Package Duration
    • Pay-as-you-go
      • Billing of Audio and Video Duration
      • Billing of On-Cloud Recording and Recording Delivery
      • Billing of MixTranscoding and Relay to CDN
  • Server APIs
    • REST API
      • RESTful API Overview
      • RESTful API List
      • Room Management
        • Create a Room
        • Destroy a Room
        • Update the Room Information
        • Get the Room Information
      • User Management
        • Get the Room Member List
        • Update the Room Member Information
        • Change the Room Ownership
        • Mark Room Members
        • Ban Room Members
        • Unban Room Members
        • Get the Banned Room Member List
        • Remove Room Member
      • Seat Management
        • Get the Seat List
        • Pick User on the Seat
        • Kick User off the Seat
        • Lock the Seat
    • Third-Party Callback
      • Callback Overview
      • Callback Command List
      • Callback Configuration
        • Query Callback Configuration
        • Create Callback Configuration
        • Update Callback Configuration
        • Delete Callback Configuration
      • Room Related
        • After a Room Is Created
        • After a Room Is Destroyed
        • After the Room Information Is Updated
      • User Related
        • After a Room Is Entered
        • After a Room Is Left
      • Seat Connection Related
        • After the Seat List Is Changed
  • Error Code
Conference

Error Code

General Error Code

Error Code
Description
0
Operation Successful
-1
Temporarily Unclassified General Error
-2
Request Rate Limited, Please Try Again Later
-1000
Not Found SDKAppID, Please Confirm Application Info in TRTC Console
-1001
Passing illegal parameters when calling API, check if the parameters are legal
-1002
Not Logged In, Please Call Login API
-1003
Failed to Obtain Permission, Unauthorized Audio/Video Permission, Please Check if Device Permission is Enabled
-1004
This feature requires additional Package, please enable the corresponding Package as needed

Local User Rendering, Video Management, Audio Management API Callback Error Definition

Error Code
Description
-1100
System Issue, Failed to Open Camera. Check if Camera Device is Normal
-1101
Camera has No System Authorization, Check System Authorization
-1102
Camera is Occupied, Check if Other Process is Using Camera
-1103
No Camera Device Currently, Please Insert Camera Device to Solve the Problem
-1104
System Issue, Failed to Open Mic. Check if Mic Device is Normal
-1105
Mic has No System Authorization, Check System Authorization
-1106
Mic is Occupied
-1107
No Mic Device Currently
-1108
Failed to Obtain Screen Sharing Object, Check Screen Recording Permission
-1109
Failed to Enable Screen Sharing, Check if Someone is Already Screen Sharing in the Room

Room Management Related API Callback Error Definition

Error Code
Description
-2100
Room Does Not Exist When Entering, May Have Been Closed
-2101
This Feature Can Only Be Used After Entering the Room
-2102
Room Owner Does Not Support Leaving the Room, Conference Room Type: Transfer Room Ownership First, Then Leave the Room. Living Room Type: Room Owner Can Only Close the Room
-2103
This Operation is Not Supported in the Current Room Type
-2104
This Operation is Not Supported in the Current Speaking Mode
-2105
Illegal Custom Room ID, Must Be Printable ASCII Characters (0x20-0x7e), Up to 48 Bytes Long
-2106
Room ID is Already in Use, Please Choose Another Room ID
-2107
Illegal Room Name, Maximum 30 Bytes, Must Be UTF-8 Encoding if Contains Chinese Characters
-2108
User is Already in Another Room, Single RoomEngine Instance Only Supports User Entering One Room, To Enter Different Room, Please Leave the Room or Use New RoomEngine Instance

Room User Information API Callback Error Definition

Error Code
Description
-2200
User Not Found
-2201
User Not Found in the Room

Room User Speech Management API Callback Error Definition & Room Mic Seat Management API Callback Error Definition

Error Code
Description
-2300
Room Owner Permission Required for Operation
-2301
Room Owner or Administrator Permission Required for Operation
-2310
No Permission for Signaling Request, e.g. Canceling an Invite Not Initiated by Yourself
-2311
Signaling Request ID is Invalid or Has Been Processed
-2340
Maximum Mic Seat Exceeds Package Quantity Limit
-2341
Current User is Already on Mic Seat
-2342
Mic Seat is Already Occupied
-2343
Mic Seat is Locked
-2344
Mic Seat Serial Number Does Not Exist
-2345
Current User is Not on Mic
-2346
Mic-on Capacity is Full
-2360
Current Mic Seat Audio is Locked
-2361
Need to Apply to Room Owner or Administrator to Open Mic
-2370
Current Mic Seat Video is Locked, Need Room Owner to Unlock Mic Seat Before Opening Camera
-2371
Need to Apply to Room Owner or Administrator to Open Camera
-2380
All Members Muted in the Current Room
-2381
You Have Been Muted in the Current Room