Flow price: --
22861fffd803301670d1c097f79c44cae699266cbe2b11f623f9f96d4f1c47f6

Transaction

Hash: 22861fffd803301670d1c097f79c44cae699266cbe2b11f623f9f96d4f1c47f6
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 22861fffd803301670d1c097f79c44cae699266cbe2b11f623f9f96d4f1c47f6:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
22861fffd803301670d1c097f79c44cae699266cbe2b11f623f9f96d4f1c47f6
Status:
ERROR
Block height:
39911017
Block id:
c1d6e2b19dafdce15424664d13c4d719b1f4b19ab14048516384e7273afeba01
Timestamp:
Saturday 29 October 2022 at 06:10:24 UTC
()
Proposer:
Authorizers:
Gas used:
46