diff --git a/app/web/src/nova/ed/panel/side/prop-instance.tsx b/app/web/src/nova/ed/panel/side/prop-instance.tsx
index 092d7ada..e8f8d56c 100644
--- a/app/web/src/nova/ed/panel/side/prop-instance.tsx
+++ b/app/web/src/nova/ed/panel/side/prop-instance.tsx
@@ -83,15 +83,19 @@ export const EdSidePropInstance: FC<{ meta: IMeta }> = ({ meta }) => {
           const arg: any = { ...active.scope };
           if (meta.item.script?.props) {
             for (const [k, v] of Object.entries(meta.item.script?.props)) {
-              eval(
-                `try { arg.${k} = ${v.value} } catch(e) { console.error("arg", e); }`
-              );
+              if (v.value) {
+                eval(
+                  `try { arg.${k} = ${v.value} } catch(e) { console.error("arg", e); }`
+                );
+              }
             }
           } else if (meta.item.component) {
             for (const [k, v] of Object.entries(meta.item.component.props)) {
-              eval(
-                `try { arg.${k} = ${v.valueBuilt} } catch(e) { console.error("arg", e); }`
-              );
+              if (v.valueBuilt) {
+                eval(
+                  `try { arg.${k} = ${v.valueBuilt} } catch(e) { console.error("arg", e); }`
+                );
+              }
             }
           }
 
diff --git a/app/web/src/nova/ed/panel/side/prop-instance/prop-button.tsx b/app/web/src/nova/ed/panel/side/prop-instance/prop-button.tsx
index 62bf9fd2..a6b828e1 100644
--- a/app/web/src/nova/ed/panel/side/prop-instance/prop-button.tsx
+++ b/app/web/src/nova/ed/panel/side/prop-instance/prop-button.tsx
@@ -31,11 +31,19 @@ export const EdPropInstanceButton: FC<{
     const arg: any = { ...active.scope };
     if (meta.item.script?.props) {
       for (const [k, v] of Object.entries(meta.item.script?.props)) {
-        eval(`try { arg.${k} = ${v.value} } catch(e) { console.error("arg", e); }`);
+        if (v.value) {
+          eval(
+            `try { arg.${k} = ${v.value} } catch(e) { console.error("arg", e); }`
+          );
+        }
       }
     } else if (meta.item.component) {
       for (const [k, v] of Object.entries(meta.item.component.props)) {
-        eval(`try { arg.${k} = ${v.valueBuilt} } catch(e) { console.error("arg", e); }`);
+        if (v.valueBuilt) {
+          eval(
+            `try { arg.${k} = ${v.valueBuilt} } catch(e) { console.error("arg", e); }`
+          );
+        }
       }
     }
 
diff --git a/app/web/src/nova/ed/panel/side/prop-instance/prop-option.tsx b/app/web/src/nova/ed/panel/side/prop-instance/prop-option.tsx
index 9de852e4..ce56885b 100644
--- a/app/web/src/nova/ed/panel/side/prop-instance/prop-option.tsx
+++ b/app/web/src/nova/ed/panel/side/prop-instance/prop-option.tsx
@@ -67,16 +67,20 @@ export const EdPropInstanceOptions: FC<{
 
         if (meta.item.script?.props) {
           for (const [k, v] of Object.entries(meta.item.script?.props)) {
-            eval(
-              `try { arg.${k} = ${v.value} } catch(e) { console.error("arg", e); }`
-            );
+            if (v.value) {
+              eval(
+                `try { arg.${k} = ${v.value} } catch(e) { console.error("arg", e); }`
+              );
+            }
           }
         }
         if (meta.item.component) {
           for (const [k, v] of Object.entries(meta.item.component.props)) {
-            eval(
-              `try { arg.${k} = ${v.valueBuilt} } catch(e) { console.error("arg", e); }`
-            );
+            if (v.valueBuilt) {
+              eval(
+                `try { arg.${k} = ${v.valueBuilt} } catch(e) { console.error("arg", e); }`
+              );
+            }
 
             if (v.content) {
               eval(