# Ipfs hashing seems not to be working for blake

**URL:** <https://discuss.ipfs.tech/t/ipfs-hashing-seems-not-to-be-working-for-blake/15049>\
**Category:** Help\
**Tags:** js-ipfs, multihash\
**Created:** [August 26, 2022, 11:05am UTC](https://discuss.ipfs.tech/t/ipfs-hashing-seems-not-to-be-working-for-blake/15049 "2022-08-26T11:05:18Z")\
**Posts on this page:** 1\
**Page:** 1

<div class="post-metadata">

**Author:** ![dozykeys](https://sea2.discourse-cdn.com/flex020/user_avatar/discuss.ipfs.tech/dozykeys/32/6867_2.png) [@dozykeys](https://discuss.ipfs.tech/u/dozykeys)\
**Post date:** [August 26, 2022, 11:05am UTC](https://discuss.ipfs.tech/t/ipfs-hashing-seems-not-to-be-working-for-blake/15049/1 "2022-08-26T11:05:18Z")

</div>

When i try to upload to ipfs, everything is successful, but whenever i try to use blake2b for the hashAlg,it fails with error, no hasher found for blake2b-208. I observed that just sha256 and sha512 are available.

IPFS Version : 0.63.5  
Below is the full error

[nodemon] restarting due to changes…  
[nodemon] starting `node dozie2.js`  
Swarm listening on /ip4/127.0.0.1/tcp/4002/p2p/12D3KooWRnb6NYEcUaeciXQhCaERJnqcnbPGuQ9BZhQgjqqM64Lx  
Swarm listening on /ip4/192.168.8.96/tcp/4002/p2p/12D3KooWRnb6NYEcUaeciXQhCaERJnqcnbPGuQ9BZhQgjqqM64Lx  
Swarm listening on /ip4/127.0.0.1/tcp/4003/ws/p2p/12D3KooWRnb6NYEcUaeciXQhCaERJnqcnbPGuQ9BZhQgjqqM64Lx  
file:///Users/macbook/Documents/node\_apps/RC3-NFT/node\_modules/ipfs-core-utils/src/multihashes.js:10  
const LOAD\_HASHER = (codeOrName) =\> Promise.reject(new Error(`No hasher found for "${codeOrName}"`))

Error: No hasher found for “blake2b-208”  
at Multihashes.LOAD\_HASHER [as \_loadHasher] (file:///Users/macbook/Documents/node\_apps/RC3-NFT/node\_modules/ipfs-core-utils/src/multihashes.js:10:52)  
at Multihashes.getHasher (file:///Users/macbook/Documents/node\_apps/RC3-NFT/node\_modules/ipfs-core-utils/src/multihashes.js:70:31)  
at addAll (file:///Users/macbook/Documents/node\_apps/RC3-NFT/node\_modules/ipfs-core/src/components/add-all/index.js:97:30)  
at addAll.next ()  
at file:///Users/macbook/Documents/node\_apps/RC3-NFT/node\_modules/ipfs-core-utils/src/with-timeout-option.js:64:60  
at AsyncGenerator.next ()  
at last (/Users/macbook/Documents/node\_apps/RC3-NFT/node\_modules/it-last/index.js:13:20)  
at IPFS.add (file:///Users/macbook/Documents/node\_apps/RC3-NFT/node\_modules/ipfs-core/src/components/add.js:14:26)  
at /Users/macbook/Documents/node\_apps/RC3-NFT/dozie2.js:64:23```