<p>I'm trying to import a Private Key from MultiBit into Blockchain.info, but get an error saying "<em>Error importing private key: Unknown Key Format</em>".</p>

<p>Is my MultiBit key in the wrong format or something?</p>

CC BY-SA 3.0
2015-07-27T18:37:20.903Z
What's the first letter of the private key?
Nick ODell
CC BY-SA 3.0
2015-07-27T20:25:41.470Z
`# KEEP YOUR PRIVATE KEYS SAFE !
# Anyone who can read this file can spend your bitcoin.
#
# Format:
#   <Base58 encoded private key>[<whitespace>[<key createdAt>]]
#
#   The Base58 encoded private keys are the same format as
#   produced by the Satoshi client/ sipa dumpprivkey utility.
#
#   Key createdAt is in UTC format as specified by ISO 8601
#   e.g: 2011-12-31T16:42:00Z . The century, 'T' and 'Z' are mandatory
#
L3m6g... 2015-07-26T11:37:52Z`
aygul
CC BY-SA 3.0
2018-02-01T10:02:44.363Z
If you have not been successful yet, PM me, I think I can help.
NDB
<blockchain.info><private-key><multibit>
Unknown key format when importing Private Key from Multibit to Blockchain.info
aygul
# Unknown key format when importing Private Key from Multibit to Blockchain.info

(Asked by: username_0 on 2015-07-27)

I'm trying to import a Private Key from MultiBit into Blockchain.info, but get an error saying "*Error importing private key: Unknown Key Format*".

Is my MultiBit key in the wrong format or something?

**Tags:** blockchain.info, private-key, multibit

> **Comments:**
> **username_1**: What's the first letter of the private key?  
> **username_0**: `# KEEP YOUR PRIVATE KEYS SAFE ! # Anyone who can read this file can spend your bitcoin. # # Format: #   <Base58 encoded private key>[<whitespace>[<key createdAt>]] # #   The Base58 encoded private keys are the same format as #   produced by the Satoshi client/ sipa dumpprivkey utility. # #   Key createdAt is in UTC format as specified by ISO 8601 #   e.g: 2011-12-31T16:42:00Z . The century, 'T' and 'Z' are mandatory # L3m6g... 2015-07-26T11:37:52Z`  
> **username_2**: If you have not been successful yet, PM me, I think I can help.  

---

## 0 answers

