title: Certificate signed by unknown authority Hyperledger Fabric
body: <p>I'm trying to create a channel for my hyperledger fabric network but I've been stuck for over two weeks with this error :</p>
  <blockquote>
  <p>[policies] SignatureSetToValidIdentities -&gt; WARN 00d invalid identity: certificate subject=CN=Admin@productionlaborg.supplychain.com,OU=admin,L=San Francisco,ST=California,C=US serialnumber=332150209750411695579251324251304242011 error=&quot;the supplied identity is not valid: x509: certificate signed by unknown authority (possibly because of &quot;x509: ECDSA verification failure&quot; while trying to verify candidate authority certificate &quot;ca.productionlaborg.supplychain.com&quot;)&quot;</p>
  </blockquote>
  <p>know that I export the correct path of the &quot;MSP folder&quot; of the admin &quot;Admin@productionlaborg&quot; how created the channel.</p>
  <p><strong>Please I need Help</strong></p>