diff --git a/app/Http/ValidationRules/ValidAmount.php b/app/Http/ValidationRules/ValidAmount.php
index dc57b308eb42..4f5fe1700de3 100644
--- a/app/Http/ValidationRules/ValidAmount.php
+++ b/app/Http/ValidationRules/ValidAmount.php
@@ -26,7 +26,7 @@ class ValidAmount implements Rule
      */
     public function passes($attribute, $value)
     {
-        return (bool) is_float($value) || is_int($value);
+        return (bool) is_float($value) || preg_match('#[^0-9]#',$value);
     }
 
     /**
diff --git a/app/PaymentDrivers/PaytracePaymentDriver.php b/app/PaymentDrivers/PaytracePaymentDriver.php
index 3b164f4a64b8..f834791c4311 100644
--- a/app/PaymentDrivers/PaytracePaymentDriver.php
+++ b/app/PaymentDrivers/PaytracePaymentDriver.php
@@ -11,6 +11,7 @@
 
 namespace App\PaymentDrivers;
 
+use App\Exceptions\SystemError;
 use App\Jobs\Util\SystemLogger;
 use App\Models\ClientGatewayToken;
 use App\Models\GatewayType;
@@ -192,7 +193,7 @@ class PaytracePaymentDriver extends BaseDriver
         $auth_data = json_decode($response);
 
         if(!property_exists($auth_data, 'access_token'))
-            throw new \Exception('Error authenticating with PayTrace');
+            throw new SystemError('Error authenticating with PayTrace');
 
             $headers = [];
             $headers[] = 'Content-type: application/json';