diff --git a/components/calcValues.vue b/components/calcValues.vue
index 7ea9c6e..f183d24 100644
--- a/components/calcValues.vue
+++ b/components/calcValues.vue
@@ -51,7 +51,7 @@ const form_refs = {
 }
 
 const changeParametres = () => {
-    // console.log(form_state.total_length * 1000, copy_form_state.total_length * 1000)
+    console.log(form_state.total_length * 1000, copy_form_state.total_length * 1000)
 
     if ((form_state.total_length * 1000) <= (parametric.length.min + parametric.height.step)) {
         form_state.total_length = (parametric.length.min + parametric.height.step) / 1000
@@ -72,8 +72,8 @@ const changeParametres = () => {
         }
     }
 
-    if (form_state.total_length_mm < form_state.length) {
-        // form_state.length = form_state.total_length_mm
+    if (!form_state.auto_length && (form_state.length > form_state.total_length_mm)) {
+        form_state.length = form_state.total_length_mm
     }
     form_state.total_length_mm = form_state.total_length * 1000
 
@@ -83,7 +83,7 @@ const changeParametres = () => {
     if (auto_length) {
         let w = parametric.length.min
         const max_sections = Math.floor((total_length_mm - fence_length) / (parametric.length.min + fence_length))
-        const min_sections = Math.floor((total_length_mm - fence_length) / (parametric.length.max + fence_length))
+        const min_sections = Math.floor((total_length_mm - fence_length) / (parametric.length.max + fence_length)) || 1
 
         for (let index = min_sections; index <= max_sections; index++) {
             full_sections = index