Flow price: --
e49bef4a04cf031408deade13777c47d1682eef9717a036da23a86b92b19c6c7

Transaction

Hash: e49bef4a04cf031408deade13777c47d1682eef9717a036da23a86b92b19c6c7
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> e49bef4a04cf031408deade13777c47d1682eef9717a036da23a86b92b19c6c7:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
e49bef4a04cf031408deade13777c47d1682eef9717a036da23a86b92b19c6c7
Status:
ERROR
Block height:
39921021
Block id:
fe05f47b220dfd582a7e32c9e6cd879f4924462b4fd5e3abdfad373cdf547c2a
Timestamp:
Saturday 29 October 2022 at 10:11:31 UTC
()
Proposer:
Authorizers:
Gas used:
46