third form and placeholder for the next ones

1 files changed, 6 insertions, 1 deletions

diff --git a/packages/exchange-backoffice-ui/src/handlers/FormProvider.tsx b/packages/exchange-backoffice-ui/src/handlers/FormProvider.tsx
index 4019fbc89..4397fc197 100644
--- a/packages/exchange-backoffice-ui/src/handlers/FormProvider.tsx
+++ b/packages/exchange-backoffice-ui/src/handlers/FormProvider.tsx
@@ -1,6 +1,6 @@
 import { AbsoluteTime, TranslatedString } from "@gnu-taler/taler-util";
 import { ComponentChildren, VNode, createContext, h } from "preact";
-import { MutableRef, StateUpdater, useRef } from "preact/hooks";
+import { MutableRef, StateUpdater, useEffect, useRef } from "preact/hooks";
 
 export interface FormType<T> {
   value: MutableRef<Partial<T>>;
@@ -49,6 +49,11 @@ export function FormProvider<T>({
   children: ComponentChildren;
 }): VNode {
   const value = useRef(initialValue ?? {});
+  useEffect(() => {
+    return function onUnload() {
+      value.current = {};
+    };
+  });
   return (
     <FormContext.Provider
       value={{ initialValue, value, onUpdate, computeFormState }}