Flow price: --
9e9307c3a694ffa5d77b0e774429bf58b9ca6ae36b1e74abd25a4a0311749ae7

Transaction

Hash: 9e9307c3a694ffa5d77b0e774429bf58b9ca6ae36b1e74abd25a4a0311749ae7
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] error caused by: 1 error occurred:
	* transaction invocation failed when executing transaction: [Error Code: 1101] cadence runtime error: Execution failed:
  --> 9e9307c3a694ffa5d77b0e774429bf58b9ca6ae36b1e74abd25a4a0311749ae7:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:24


Hash:
9e9307c3a694ffa5d77b0e774429bf58b9ca6ae36b1e74abd25a4a0311749ae7
Status:
ERROR
Block height:
40559068
Block id:
f02edfbcd9d2afb73c184ac204e69992d36d3a8972c406f0aaab4825c2852248
Timestamp:
Wednesday 9 November 2022 at 02:46:03 UTC
()
Proposer:
Authorizers:
Gas used:
23