Flow price: --
cd135af21c1ab6af09992612ea5b1e6d4be04e54a88aab5eafdd1e54f4ce5c78

Transaction

Hash: cd135af21c1ab6af09992612ea5b1e6d4be04e54a88aab5eafdd1e54f4ce5c78
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:
  --> cd135af21c1ab6af09992612ea5b1e6d4be04e54a88aab5eafdd1e54f4ce5c78:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

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


Hash:
cd135af21c1ab6af09992612ea5b1e6d4be04e54a88aab5eafdd1e54f4ce5c78
Status:
ERROR
Block height:
40629046
Block id:
cf318cdbe4de5e1681baa97d4380e4322f6611efe9105eac5beeee014de6b735
Timestamp:
Thursday 10 November 2022 at 07:05:47 UTC
()
Proposer:
Authorizers:
Gas used:
24