diff --git a/src/components/ui/VnFilterPanel.vue b/src/components/ui/VnFilterPanel.vue
index cd5a3caf1..94b64c0db 100644
--- a/src/components/ui/VnFilterPanel.vue
+++ b/src/components/ui/VnFilterPanel.vue
@@ -78,11 +78,23 @@ watch(
 );
 
 const isLoading = ref(false);
+function eliminarPropiedadesNull(objeto) {
+    for (let clave in objeto) {
+        if (objeto[clave] === null) {
+            delete objeto[clave];
+        }
+    }
+    return objeto;
+}
+
 async function search() {
     isLoading.value = true;
+    const objetoSinNull = eliminarPropiedadesNull(userParams.value);
+    userParams.value = objetoSinNull;
     const params = { ...userParams.value };
     if (Object.entries(params).length > 0) store.exprBuilder = props.exprBuilder;
-
+    else delete store.filter.where;
+    store.userParams = userParams.value;
     store.userParamsChanged = true;
     store.filter.skip = 0;
     store.skip = 0;
@@ -146,25 +158,26 @@ const customTags = computed(() =>
     tagsList.value.filter((tag) => (props.customTags || []).includes(tag.label))
 );
 
-watch(tags, (now, before) => {
-    if (now.length < before.length) {
-        const beforeMap = before.map(({ label }) => label);
-        const nowMap = now.map(({ label }) => label);
-        const key = beforeMap.filter((elemento) => !nowMap.includes(elemento))[0];
-        remove(key ?? beforeMap[0]);
-    }
-    console.error('');
-});
+// watch(tags, (now, before) => {
+//     if (now.length < before.length) {
+//         const beforeMap = before.map(({ label }) => label);
+//         const nowMap = now.map(({ label }) => label);
+//         const key = beforeMap.filter((elemento) => !nowMap.includes(elemento))[0];
+//         remove(key ?? beforeMap[0]);
+//     }
+//     console.error('');
+// });
 
 async function remove(key) {
     // userParams.value[key] = null;
-    delete userParams.value[key];
-    if (Object.entries(userParams.value).length === 0) {
-        store.exprBuilder = null;
-        delete store.filter.where;
-    } else {
-        store.exprBuilder = props.exprBuilder;
-    }
+    if (userParams.value[key]) delete userParams.value[key];
+    // if (Object.entries(userParams.value).length === 0) {
+    //     store.exprBuilder = null;
+    //     delete store.filter.where;
+    // }
+    // else {
+    //     store.exprBuilder = props.exprBuilder;
+    // }
     await search();
     emit('remove', key);
 }
diff --git a/src/pages/Item/ItemTypeList.vue b/src/pages/Item/ItemTypeList.vue
index 1e21c1719..6e31cdd25 100644
--- a/src/pages/Item/ItemTypeList.vue
+++ b/src/pages/Item/ItemTypeList.vue
@@ -24,17 +24,10 @@ const redirectToItemTypeSummary = (id) => {
 const redirectToCreateView = () => {
     router.push({ name: 'ItemTypeCreate' });
 };
-const exprBuilder = (param, value) => {
-    switch (param) {
-        case 'name':
-        case 'code':
-        case 'search':
-            return {
-                name: { like: `%${value}%` },
-                code: { like: `%${value}%` },
-            };
-    }
-};
+const exprBuilder = (param, value) => ({
+    name: { like: `%${value}%` },
+    code: { like: `%${value}%` },
+});
 </script>
 
 <template>
diff --git a/src/pages/ItemType/ItemTypeFilter.vue b/src/pages/ItemType/ItemTypeFilter.vue
index 176fca22a..2a86795c2 100644
--- a/src/pages/ItemType/ItemTypeFilter.vue
+++ b/src/pages/ItemType/ItemTypeFilter.vue
@@ -29,22 +29,12 @@ const emit = defineEmits(['search']);
         <template #body="{ params }">
             <QItem>
                 <QItemSection>
-                    <VnInput
-                        @update:model-value="emit('search')"
-                        :label="t('Name')"
-                        v-model="params.name"
-                        is-outlined
-                    />
+                    <VnInput :label="t('Name')" v-model="params.name" is-outlined />
                 </QItemSection>
             </QItem>
             <QItem>
                 <QItemSection>
-                    <VnInput
-                        @update:model-value="emit('search')"
-                        v-model="params.code"
-                        :label="t('Code')"
-                        is-outlined
-                    />
+                    <VnInput v-model="params.code" :label="t('Code')" is-outlined />
                 </QItemSection>
             </QItem>
         </template>