Flow price: --
5b17ce94bacd4cc63e58b8b9149f1790fb07e1e03f2743b2216d1ca1339d89b6

Transaction

Hash: 5b17ce94bacd4cc63e58b8b9149f1790fb07e1e03f2743b2216d1ca1339d89b6
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 5b17ce94bacd4cc63e58b8b9149f1790fb07e1e03f2743b2216d1ca1339d89b6:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
5b17ce94bacd4cc63e58b8b9149f1790fb07e1e03f2743b2216d1ca1339d89b6
Status:
ERROR
Block height:
39827150
Block id:
1bde173c6efb4ea21fe00da72ed00e81b9317c286d8b56d8a0f582b9569847a7
Timestamp:
Thursday 27 October 2022 at 20:34:25 UTC
()
Proposer:
Authorizers:
Gas used:
50