diff --git a/docs/changelog/7.x.x.txt b/docs/changelog/7.x.x.txt
index 5749fef83..72f0ca304 100644
--- a/docs/changelog/7.x.x.txt
+++ b/docs/changelog/7.x.x.txt
@@ -8,6 +8,7 @@
  - fixed #11348: Typ-o in debug notice SQLReport
  - fixed #11350: Story Topic asset missing description...
  - fixed #11351: Double submits on ITransact checkout
+ - fixed #11353: shop - sales - error
 
 7.8.9
  - fixed #11235: wiki search
diff --git a/docs/upgrades/packages-7.8.10/root_import_account_shop_shop-account-layout.wgpkg b/docs/upgrades/packages-7.8.10/root_import_account_shop_shop-account-layout.wgpkg
new file mode 100644
index 000000000..eb1173c51
Binary files /dev/null and b/docs/upgrades/packages-7.8.10/root_import_account_shop_shop-account-layout.wgpkg differ
diff --git a/lib/WebGUI/Account/Shop.pm b/lib/WebGUI/Account/Shop.pm
index 135f3bb73..35c745bf9 100644
--- a/lib/WebGUI/Account/Shop.pm
+++ b/lib/WebGUI/Account/Shop.pm
@@ -6,6 +6,7 @@ use WebGUI::Exception;
 use WebGUI::International;
 use WebGUI::Pluggable;
 use WebGUI::Utility;
+use WebGUI::Shop::Vendor;
 use JSON qw{ from_json };
 
 use base qw/WebGUI::Account/;
@@ -58,6 +59,10 @@ sub appendCommonVars {
 
     $var->{ 'manage_tax_url'            } = $self->getUrl( 'module=shop;do=manageTaxData' );
     $var->{ 'manageTaxIsActive'         } = $method eq 'manageTaxData';
+
+    eval { WebGUI::Shop::Vendor->newByUserId($session, $session->user->userId); };
+    $var->{ 'userIsVendor'              } = ! Exception::Class->caught();
+    $session->log->warn($@);
 }
 
 #-------------------------------------------------------------------
@@ -253,32 +258,35 @@ Page that show your earnings if you are a vendor.
 sub www_viewSales {
     my $self    = shift;
     my $session = $self->session;
-    my $vendor  = WebGUI::Shop::Vendor->newByUserId( $session, $session->user->userId );
-
-    my $var         = $vendor->getPayoutTotals;
-    my $totalSales  = 0;
+    my $vendor  = eval { WebGUI::Shop::Vendor->newByUserId( $session, $session->user->userId ); };
     my @products;
+    my $totalSales  = 0;
+    my $var = {};
+    if (! Exception::Class->caught()) {
 
-    my $sth = $session->db->read(
-          q{ SELECT t1.*, sum(t1.quantity) as quantity, sum(t1.vendorPayoutAmount) as payoutAmount }
-        . q{ FROM transactionItem as t1, transaction as t2 }
-        . q{ WHERE t1.transactionId=t2.transactionId AND t2.isSuccessful <> 0 }
-        . q{ AND vendorId=? }
-        . q{ group by assetId order by quantity desc },
-        [ $vendor->getId ]
-    );
-    while (my $row = $sth->hashRef) {
-        my $data = $row;
+        $var = $vendor->getPayoutTotals;
 
-        # Add asset properties to tmpl_vars.
-        my $asset = WebGUI::Asset->newByDynamicClass( $session, $row->{ assetId } );
-        $row = { %{ $row }, %{ $asset->get } } if $asset;
-        
-        push @products, $row;
+        my $sth = $session->db->read(
+              q{ SELECT t1.*, sum(t1.quantity) as quantity, sum(t1.vendorPayoutAmount) as payoutAmount }
+            . q{ FROM transactionItem as t1, transaction as t2 }
+            . q{ WHERE t1.transactionId=t2.transactionId AND t2.isSuccessful <> 0 }
+            . q{ AND vendorId=? }
+            . q{ group by assetId order by quantity desc },
+            [ $vendor->getId ]
+        );
+        while (my $row = $sth->hashRef) {
+            my $data = $row;
 
-        $totalSales += $row->{quantity};
+            # Add asset properties to tmpl_vars.
+            my $asset = WebGUI::Asset->newByDynamicClass( $session, $row->{ assetId } );
+            $row = { %{ $row }, %{ $asset->get } } if $asset;
+            
+            push @products, $row;
+
+            $totalSales += $row->{quantity};
+        }
+        $sth->finish;
     }
-    $sth->finish;
 
     $var->{ product_loop   } = \@products;
     $var->{ total_products  } = scalar @products;
diff --git a/lib/WebGUI/Help/Account_Shop.pm b/lib/WebGUI/Help/Account_Shop.pm
index 130f8f21a..b8b0d669a 100644
--- a/lib/WebGUI/Help/Account_Shop.pm
+++ b/lib/WebGUI/Help/Account_Shop.pm
@@ -18,6 +18,7 @@ our $HELP = {
         variables => [
             { name => "manage_purchases_url", },
             { name => "managePurchasesIsActive", },
+            { name => "userIsVendor", },
         ],
         related => [ ],
     },
diff --git a/lib/WebGUI/i18n/English/Account_Shop.pm b/lib/WebGUI/i18n/English/Account_Shop.pm
index 98e7f5e55..690f18ffc 100644
--- a/lib/WebGUI/i18n/English/Account_Shop.pm
+++ b/lib/WebGUI/i18n/English/Account_Shop.pm
@@ -44,6 +44,11 @@ our $I18N = {
         lastUpdated => 1119068809,
     },
 
+    'userIsVendor' => {
+        message     => q{A boolean that is true if the current user is a vendor.},
+        lastUpdated => 1263833421,
+    },
+
     'common account variables' => {
         message     => q{Common Account, Shop Plugin, Template Variables.},
         lastUpdated => 1230867169,