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Solana Error Solution: Metamask Creation Metadata Issue
Are you an experienced Solana developer or a new user looking to create your own token metadata? If so, you may have encountered the frustrating “Error: Error processing instruction 0: Custom Application Error: 0x1” issue when using Metamask. This issue occurs when you try to create Solana token metadata using MetaMask’s metadata creation feature.
Understanding the Issue
The error message is self-explanatory as it indicates that there is a problem with the instructions being processed by custom applications (in this case, the MetaMask client). The code 0x1 indicates that something went wrong while processing instruction 0. Here are some common causes and possible solutions to help you resolve this issue.
Possible Causes:
- Token URI and Mint Address Mismatch: Make sure the Mint Address provided in the metadata file matches the address associated with your token.
- Invalid or Corrupted Metadata File: Make sure the metadata file is properly formatted and contains the required fields such as token_name, token_name, and total_supply.
- Invalid or Missing Library Configuration: Make sure you have properly configured the MetaMask library to handle Solana transactions.
Solutions:
Step 1: Double-check the Token URI and Mint Address
Make sure the Mint Address provided in the metadata file matches the address associated with your token. You can verify this by checking the token name, token, and total supply on sites like Etherscan or Solscan.
Step 2: Review the metadata file format
Make sure the metadata file is formatted correctly as specified by MetaMask:
- “mint_address”: The address of your token.
- “token_name”: The name of your token (e.g. “MyToken”).
- “symbol”: The unique symbol of your token (e.g. “MTK”).
- “total_supply”: The total supply of your token.
Step 3: Check the library configuration
Check that you have properly set up the MetaMask library to handle Solana transactions. Make sure the following libraries are installed and configured correctly:
solana-client
- `solana-transaction-py’.
If you are using a Python-based setup, make sure that the required dependencies are installed.
Step 4: Update your Solana client version
If your MetaMask client is outdated or broken, consider updating to the latest version. You can do this by running:
”bash
npm install –global solana-client@latest
or
''bash
yarn global add solana-client@latest
Step 5: Try again with the latest code and libraries
After resolving any issues from the previous steps, try generating the metadata again using the latest code and libraries. This may resolve any major compatibility or configuration issues.
Conclusion
Generating Solana token metadata can be a difficult task, but with patience and persistence, you should be able to resolve this issue using the solutions described. If you are still experiencing issues, consider contacting MetaMask support or searching online forums for more specific advice tailored to your situation.
By following these steps and troubleshooting methods, you will be able to quickly generate your Solana token metadata.