Flow price: --
c2fd8f003b37f203a6d2fe1cfe9c59d44261d8a6cdc670948bfc1a23ffd27b94

Transaction

Hash: c2fd8f003b37f203a6d2fe1cfe9c59d44261d8a6cdc670948bfc1a23ffd27b94
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> c2fd8f003b37f203a6d2fe1cfe9c59d44261d8a6cdc670948bfc1a23ffd27b94:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
c2fd8f003b37f203a6d2fe1cfe9c59d44261d8a6cdc670948bfc1a23ffd27b94
Status:
ERROR
Block height:
40002395
Block id:
2e2da376acf09d337df52276572402bde9137228043eb5f420d2fa154d16cfa8
Timestamp:
Sunday 30 October 2022 at 18:43:52 UTC
()
Proposer:
Authorizers:
Gas used:
49