if it aint empty, excute the function

static/app.js

@@ -3349,10 +3349,10 @@ function scanNetworks() {
 }
 
 
-
 // UPLOAD CUSTOM STOCK LOGO
 function uploadStockLogo() {
   const fileInput_stocks = document.getElementById("stocks-logo-upload-browse");
+  if (fileInput_stocks.value !== "") {
     const stock_file = fileInput_stocks.files[0];
     const stock_upload_msg = document.getElementById("stocklogoupload");
 
@@ -3368,11 +3368,12 @@ function uploadStockLogo() {
     }, 5000);
     fileInput_stocks.value = "";
   }
-
+}
 
 // UPLOAD CUSTOM CRYPTO LOGO
 function uploadCryptoLogo() {
   const fileInput_crypto = document.getElementById("crypto-logo-upload-browse");
+  if (fileInput_crypto.value !== "") {
     const crypto_file = fileInput_crypto.files[0];
     const crypto_upload_msg = document.getElementById("cryptologoupload");
 
@@ -3381,11 +3382,12 @@ function uploadCryptoLogo() {
     fetch('/upload_crypto', {
       method: 'POST',
       body: formData_crypto
-  })
+    });
     crypto_upload_msg.style.display = "block";
     setTimeout(function hideElement() {
       crypto_upload_msg.style.display = "none";
     }, 5000);
     fileInput_crypto.value = "";
   }
+}