Flow price: --
b59408f3be1c409bd3478c0325823d422351e8aac13407c89da391cd46f4d929

Transaction

Hash: b59408f3be1c409bd3478c0325823d422351e8aac13407c89da391cd46f4d929
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:
  --> b59408f3be1c409bd3478c0325823d422351e8aac13407c89da391cd46f4d929:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

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


Hash:
b59408f3be1c409bd3478c0325823d422351e8aac13407c89da391cd46f4d929
Status:
ERROR
Block height:
40650920
Block id:
d955b376956c8cf32ab0d1bacedfcbae5fe4475059cdf09dc55f922c957781c7
Timestamp:
Thursday 10 November 2022 at 16:01:52 UTC
()
Proposer:
Authorizers:
Gas used:
22