Flow price: --
b91690108f31a78b503137815aa4e6e7fc6df83319a2e58edf92739de5b1b3e5

Transaction

Hash: b91690108f31a78b503137815aa4e6e7fc6df83319a2e58edf92739de5b1b3e5
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:
  --> b91690108f31a78b503137815aa4e6e7fc6df83319a2e58edf92739de5b1b3e5:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

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


Hash:
b91690108f31a78b503137815aa4e6e7fc6df83319a2e58edf92739de5b1b3e5
Status:
ERROR
Block height:
41642933
Block id:
3f197383def7c17b052973075fbc3ceae597e6c390672cef42b9caf90e3c6bd2
Timestamp:
Saturday 26 November 2022 at 20:56:55 UTC
()
Proposer:
Authorizers:
Gas used:
29