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Support & FAQs

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What are whitelisted names?

It's a list of names that can not be claimed directly from the .app. Refer to How do I claim whitelisted names? to claim.
The whitelisted names list is available on github as well. However, it may be slightly outdated.

How do I claim whitelisted names?

Other Errors (Transaction Rejected)

  1. 1.
    Provided wallet already used to create app: This occurs to ensure that one wallet account is only able to mint one .app. This is a restriction we have put in place for some time to prevent hoarding of names.
  2. 2.
    App name reserved: Occurs when a user tries to mint an appName which is whitelisted by us ie present in the reservedDappNames list.
  3. 3.
    Minting of such names is restricted currently: This occurs when special names are tried to mint. The length of special appNames is kept at 3, so appNames with lengths less than or equal to 3 are not allowed.
  4. 4.
    ERC721NameStorage: Name not found: This occurs when someone tries to mint just “.app” i.e. without any name
  5. 5.
    Error: Subdomain or space found: Occurs when minting of names such as “” or “amazon” are tried i.e. with subdomain “.” or empty space is provided.
  6. 6.
    ERC721NameStorage: this name is already in use: This occurs when an appName is attempted to be minted which has already been minted before.

Error List for updateTokenURI:

  1. 1.
    ERC721: The caller is not owner nor approved: This occurs when a user tries to update metadata URI of .app NFT token, they don't own.