What Key Was Not Found Zen_database And How To Fix It?

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If you didn’t find the zen_database key on your PC, this user guide should help you fix it.

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    I am using Ganache CLI v6.1.0 (ganache-core: 2.1.0)) (started with standard alternatives by just running ganache-cli ), web3 (^ 1.0.0-beta.33) then my written smart contract is now for solidity ^ 0.4.0 .

    I have tasks where, due to time constraints, I can click a button on my UI website to send some kind of transaction to my deployed smart agreement and update the data on the feed. Works really well.

    Oddly enough, in the main case of calling persistent performance (which is just the returned length of the array), problems arise. For some reason, every time I get an awesome error: Database key not found . This error occurs in a promise that is returned by call .

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  •   function getItemsLength () returns constant manifest (uint256)    Return the item. 
      var account;var numItems is 0;web3.eth.getAccounts (). then (function (result)Account = result [0];var contract New = web3.eth.Contract (    simpleStorageABI,     Agreement address,         Check,      Gas price: 20000000000,      Gas: "100000 "      )contract.methods.getItemsLength (). call (account) // An error occurs here.then (function (result)    numItems = result;  )); 

    key not found zen_database

    I needed this with testrpc, not ganache a few days earlier, but then I switched to ganache which is fine for websocket support (for event listeners). Somewhere this path has broken and / or there may seem to be a problem in the ganache. All

    key not found zen_database

    Has anyone else met him directly? In my search, I came across several problems that looked similar, but mostly seemed intermittent and related specifically to testing. Any ideas and even instructions are greatly appreciated, I started a long time ago.

    The MarketProtocol team

    group uses the Ethereum bridge, and while they support our suite of tests that can cause the Ethereum bridge, the Ethereum bridge will fail with the following error:

    ) at /home/pelsasser/ethereum-bridge/node_modules/web3/lib/web3/filter.js:119:32 Array At.forEach () Using Object.onMessage [as a reminder] (/home/pelsasser/ethereum-bridge/node_modules/web3/lib/web3/filter.js:117:22) while / home / pelsasser / ethereum-bridge / node_modules / web3 / lib / web3 / requestmanager. js: 259: 20 in Array.forEach () at /home/pelsasser/ethereum-bridge/node_modules/web3/lib/web3/requestmanager.js:258:12 at XMLHttpRequest.request.onreadystatechange (/home/pelsasser/ethereum-bridge/node_modules/web3/lib/web3/httpprovider.js:118:13) XMLHttpRequestEventTarget at.dispatchEvent (/ home / pelsasser / ethereum-bridge / node_modules / xhr2 / lib / xhr2. Js: 64: 18) at XMLHttpRequest._setReadyState (/home/pelsasser/ethereum-bridge/node_modules/xhr2/lib/xhr2.js:354:12) In XMLHttpRequest._onHttpResponseEnd (/home/pelsasser/ethereum-bridge/node_modules/xhr2/lib/xhr2.js:509:12) “>

      request INFO dechiffring http 46a77f493f30332fb9dab0096: 34ad332fb9dab0096: 34adError: The key was not found in the database    at Object.InvalidResponse (/home/pelsasser/ethereum-bridge/node_modules/web3/lib/web3/errors.js:38:16)    at RequestManager.send (/home/pelsasser/ethereum-bridge/node_modules/web3/lib/web3/requestmanager.js:61:22)   at Eth.send [as getBlock] (/home/pelsasser/ethereum-bridge/node_modules/web3/lib/web3/method.js:145:58)    Direction (/ home / pelsasser / ethereum-bridge / lib / bridge-log-manager parseLog.js: 130: 59)    at /home/pelsasser/ethereum-bridge/node_modules/web3/lib/web3/filter.js:120:21    at Array.forEach ()   at /home/pelsasser/ethereum-bridge/node_modules/web3/lib/web3/filter.js:119:32    Array At.forEach ()   Using Object.onMessage [as a reminder] (/home/pelsasser/ethereum-bridge/node_modules/web3/lib/web3/filter.js:117:22)    to / home / pelsasser / ethereum-bridge / node_modules / web3 / lib / web3 / requestmanager. js: 259: 20   at Array.forEach ()   at /home/pelsasser/ethereum-bridge/node_modules/web3/lib/web3/requestmanager.js:258:12    at XMLHttpRequest.request.onreadystatechange (/home/pelsasser/ethereum-bridge/node_modules/web3/lib/web3/httpprovider.js:118:13)    XMLHttpRequestEventTarget at.dispatchEvent (/ home / pelsasser / ethereum-bridge / node_modules / xhr2 / lib / xhr2. Js: 64: 18)   at XMLHttpRequest._setReadyState (/home/pelsasser/ethereum-bridge/node_modules/xhr2/lib/xhr2.js:354:12)   In XMLHttpRequest._onHttpResponseEnd (/home/pelsasser/ethereum-bridge/node_modules/xhr2/lib/xhr2.js:509:12) 

    Our current best research asks if there are any asynchronous problems that sometimes occur frequently (and not just not).
    We hope you can give us some insight on how you can fix this problem?

    How To Breed:

    We welcome an open reference question here with instructions on how often this can be reproduced. It also always includes feedback on the various approaches we have taken to solve this problem.

      INFO to check HTTP request status 46a77f493f30332fb9dced0aa7a6a96c9c2d314bcdc9d963f9675620a5bc71e0 Tuesday 18 Dec 2018 17:36:34 GMT-0700 (MST)Error: The key was not found in the database    in Object.InvalidResponse (/ home / pelsasser / ethereum-bridge / node_modules / web3 / lib / web3 / errors.js: 38: 16)    at RequestManager.send (/home/pelsasser/ethereum-bridge/node_modules/web3/lib/web3/requestmanager.js:61:22)   at Eth.send [as getBlock] (/home/pelsasser/ethereum-bridge/node_modules/web3/lib/web3/method.js:145:58)    only under (/ home / pelsasser / ethereum-bridge / lib / bridge-log-manager parseLog.js: 130: 59)    from /home/pelsasser/ethereum-bridge/node_modules/web3/lib/web3/filter.js:120:21    at Array.forEach ()   located in /home/pelsasser/ethereum-bridge/node_modules/web3/lib/web3/filter.js:119:32    Array At.forEach ()   Using Object.onMessage [as a reminder] (/home/pelsasser/ethereum-bridge/node_modules/web3/lib/web3/filter.js:117:22)    to / home / pelsasser / ethereum-bridge / node_modules / web3 / lib / web3 / requestmanager. js: 259: 20   at Array.forEach ()   by going to /home/pelsasser/ethereum-bridge/node_modules/web3/lib/web3/requestmanager.js:258:12. visit    at XMLHttpRequest.request.onreadystatechange (/home/pelsasser/ethereum-bridge/node_modules/web3/lib/web3/httpprovider.js:118:13)    XMLHttpRequestEventTarget at.dispatchEvent (/ home / pelsasser / ethereum-bridge / node_modules / xhr2 / lib / xhr2. Js: 64: 18)   at XMLHttpRequest._setReadyState (/home/pelsasser/ethereum-bridge/node_modules/xhr2/lib/xhr2.js:354:12)   In XMLHttpRequest._onHttpResponseEnd (/home/pelsasser/ethereum-bridge/node_modules/xhr2/lib/xhr2.js:509:12) 

    The text seems to have been updated successfully, but these errors have already occurred:

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    Nie Znaleziono Klucza Zen_database
    Ключ не найден Zen_database
    Clé Introuvable Zen_database
    Nyckel Hittades Inte Zen_database
    Sleutel Niet Gevonden Zen_database
    Clave No Encontrada Zen_database
    Chave Não Encontrada Zen_database
    Schlüssel Nicht Gefunden Zen_database
    키를 찾을 수 없음
    Chiave Non Trovata Zen_database