Add error code for operations that require implicit transaction (#385)

Co-authored-by: Reneta Popova <[email protected]>

Author: pontusmelke

modules/ROOT/content-nav.adoc

@@ -175,6 +175,7 @@
 **** xref:errors/gql-errors/25N14.adoc[]
 **** xref:errors/gql-errors/25N15.adoc[]
 **** xref:errors/gql-errors/25N16.adoc[]
+**** xref:errors/gql-errors/25N17.adoc[]
 *** xref:errors/gql-errors/index.adoc#invalid-transaction-termination[Invalid transaction termination]
 **** xref:errors/gql-errors/2DN01.adoc[]
 **** xref:errors/gql-errors/2DN02.adoc[]

modules/ROOT/pages/errors/gql-errors/25N17.adoc

@@ -0,0 +1,20 @@
+:page-role: new-2025.09
+= 25N17
+
+== Status description
+error: invalid transaction state - implicit transaction required. The attempted operation requires an implicit transaction.
+
+== Scenario
+
+This error occurs when running a query using the `CALL { ... } IN TRANSACTIONS` construct in an explicit transaction.
+
+== Possible solution
+
+Make sure you use the driver API to create an implicit transaction, or, if using Browser/Query, use the `:auto` command.
+
+ifndef::backend-pdf[]
+[discrete.glossary]
+== Glossary
+
+include::partial$glossary.adoc[]
+endif::[]

modules/ROOT/pages/errors/gql-errors/index.adoc

@@ -717,6 +717,11 @@ Status description:: error: invalid transaction state - transaction termination
 
 Status description:: error: invalid transaction state - transaction termination transient error. The transaction has been terminated. Retry your operation in a new transaction, and you should see a successful result. Reson: `{ <<msg>> }`
 
+[role=label--new-2025.09]
+=== xref:errors/gql-errors/25N17.adoc[25N17]
+
+Status description:: error: invalid transaction state - implicit transaction required. The attempted operation requires an implicit transaction.
+
 
 [[invalid-transaction-termination]]
 == Invalid transaction termination