Flow price: --
591c119b6857d557a3b881802ff56e1eccd1a97467a6dcf5e5520fabc4b19b6b

Transaction

Hash: 591c119b6857d557a3b881802ff56e1eccd1a97467a6dcf5e5520fabc4b19b6b
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 591c119b6857d557a3b881802ff56e1eccd1a97467a6dcf5e5520fabc4b19b6b: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:
591c119b6857d557a3b881802ff56e1eccd1a97467a6dcf5e5520fabc4b19b6b
Status:
ERROR
Block height:
39806955
Block id:
17bb0df62587f907ec0b57c37baff3e8201b6f969adb30d5bd4f99d358ad938b
Timestamp:
Thursday 27 October 2022 at 12:23:52 UTC
()
Proposer:
Authorizers:
Gas used:
46