Flow price: --
561fb8fa60f7950e40b1032920c77c0b54aadba1755d74445c738b83e253a948

Transaction

Hash: 561fb8fa60f7950e40b1032920c77c0b54aadba1755d74445c738b83e253a948
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 561fb8fa60f7950e40b1032920c77c0b54aadba1755d74445c738b83e253a948:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
561fb8fa60f7950e40b1032920c77c0b54aadba1755d74445c738b83e253a948
Status:
ERROR
Block height:
40117224
Block id:
b99e99c378b12d45dd92e112fe0b59eb1ada438d4ddfad470a268422b5e5d9bd
Timestamp:
Tuesday 1 November 2022 at 16:53:43 UTC
()
Proposer:
Authorizers:
Gas used:
46