Flow price: --
003b476c4b9c948f6da75cfc37240063234572c0a2fd9b619758c05267cfeb43

Transaction

Hash: 003b476c4b9c948f6da75cfc37240063234572c0a2fd9b619758c05267cfeb43
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 003b476c4b9c948f6da75cfc37240063234572c0a2fd9b619758c05267cfeb43:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
003b476c4b9c948f6da75cfc37240063234572c0a2fd9b619758c05267cfeb43
Status:
ERROR
Block height:
39936936
Block id:
c627a130776024c37ba79e94394397e89403bd043c3cffccb20c534c734ea31c
Timestamp:
Saturday 29 October 2022 at 16:37:52 UTC
()
Proposer:
Authorizers:
Gas used:
46