1 files changed, 1 insertions, 0 deletions
diff --git a/src/os.c b/src/os.c
index f1798ff96..cf26b8ae5 100644
--- a/src/os.c
+++ b/src/os.c
@@ -161,6 +161,7 @@ int sqlite3OsSectorSize(sqlite3_file *id){
   return (xSectorSize ? xSectorSize(id) : SQLITE_DEFAULT_SECTOR_SIZE);
 }
 int sqlite3OsDeviceCharacteristics(sqlite3_file *id){
+  if( NEVER(id->pMethods==0) ) return 0;
   return id->pMethods->xDeviceCharacteristics(id);
 }
 #ifndef SQLITE_OMIT_WAL