DB: Continue to prepare update 0.1.0.

src/Model/Tools/PamhyrDB.py

@@ -216,6 +216,9 @@ class SQLSubModel(PamhyrID):
             pid = next(it)
             node_id = next(it)
 
+            if node_id == -1:
+                return
+
             execute(
                 f"UPDATE {table} " +
                 f"SET node = {nodes[node_id]} " +
@@ -233,6 +236,9 @@ class SQLSubModel(PamhyrID):
             pid = next(it)
             reach_id = next(it)
 
+            if reach_id == -1:
+                return
+
             execute(
                 f"UPDATE {table} " +
                 f"SET reach = {reachs[reach_id]} " +