diff --git a/src/Error/Error.php b/src/Error/Error.php
index a96a4c7..3694592 100644
--- a/src/Error/Error.php
+++ b/src/Error/Error.php
@@ -53,7 +53,10 @@ class Error extends \Exception implements \JsonSerializable, ClientAware
     public $nodes;
 
     /**
-     * The source GraphQL document corresponding to this error.
+     * The source GraphQL document for the first location of this error.
+     *
+     * Note that if this Error represents more than one node, the source may not
+     * represent nodes after the first node.
      *
      * @var Source|null
      */
@@ -250,11 +253,18 @@ class Error extends \Exception implements \JsonSerializable, ClientAware
         if (null === $this->locations) {
             $positions = $this->getPositions();
             $source = $this->getSource();
+            $nodes = $this->nodes;
 
             if ($positions && $source) {
                 $this->locations = array_map(function ($pos) use ($source) {
                     return $source->getLocation($pos);
                 }, $positions);
+            } else if ($nodes) {
+                $this->locations = array_filter(array_map(function ($node) {
+                    if ($node->loc) {
+                        return $node->loc->source->getLocation($node->loc->start);
+                    }
+                }, $nodes));
             } else {
                 $this->locations = [];
             }
diff --git a/src/Error/FormattedError.php b/src/Error/FormattedError.php
index 16ed5e7..82bb0cb 100644
--- a/src/Error/FormattedError.php
+++ b/src/Error/FormattedError.php
@@ -1,6 +1,7 @@
 <?php
 namespace GraphQL\Error;
 
+use GraphQL\Language\AST\Node;
 use GraphQL\Language\Source;
 use GraphQL\Language\SourceLocation;
 use GraphQL\Type\Definition\Type;
@@ -37,18 +38,27 @@ class FormattedError
      */
     public static function printError(Error $error)
     {
-        $source = $error->getSource();
-        $locations = $error->getLocations();
-
-        $message = $error->getMessage();
-
-        foreach($locations as $location) {
-            $message .= $source
-                ? self::highlightSourceAtLocation($source, $location)
-                : " ({$location->line}:{$location->column})";
+        $printedLocations = [];
+        if ($error->nodes) {
+            /** @var Node $node */
+            foreach($error->nodes as $node) {
+                if ($node->loc) {
+                    $printedLocations[] = self::highlightSourceAtLocation(
+                        $node->loc->source,
+                        $node->loc->source->getLocation($node->loc->start)
+                    );
+                }
+            }
+        } else if ($error->getSource() && $error->getLocations()) {
+            $source = $error->getSource();
+            foreach($error->getLocations() as $location) {
+                $printedLocations[] = self::highlightSourceAtLocation($source, $location);
+            }
         }
 
-        return $message;
+        return !$printedLocations
+            ? $error->getMessage()
+            : join("\n\n", array_merge([$error->getMessage()], $printedLocations)) . "\n";
     }
 
     /**
@@ -74,23 +84,15 @@ class FormattedError
 
         $lines[0] = self::whitespace($source->locationOffset->column - 1) . $lines[0];
 
-        return (
-            "\n\n{$source->name} ($contextLine:$contextColumn)\n" .
-            ($line >= 2
-                ? (self::lpad($padLen, $prevLineNum) . ': ' . $lines[$line - 2] . "\n")
-                : ''
-            ) .
-            self::lpad($padLen, $lineNum) .
-            ': ' .
-            $lines[$line - 1] .
-            "\n" .
-            self::whitespace(2 + $padLen + $contextColumn - 1) .
-            "^\n" .
-            ($line < count($lines)
-                ? (self::lpad($padLen, $nextLineNum) . ': ' . $lines[$line] . "\n")
-                : ''
-            )
-        );
+        $outputLines = [
+            "{$source->name} ($contextLine:$contextColumn)",
+            $line >= 2 ? (self::lpad($padLen, $prevLineNum) . ': ' . $lines[$line - 2]) : null,
+            self::lpad($padLen, $lineNum) . ': ' . $lines[$line - 1],
+            self::whitespace(2 + $padLen + $contextColumn - 1) . '^',
+            $line < count($lines)? self::lpad($padLen, $nextLineNum) . ': ' . $lines[$line] : null
+        ];
+
+        return join("\n", array_filter($outputLines));
     }
 
     /**
diff --git a/tests/ErrorTest.php b/tests/Error/ErrorTest.php
similarity index 99%
rename from tests/ErrorTest.php
rename to tests/Error/ErrorTest.php
index fc52609..3843835 100644
--- a/tests/ErrorTest.php
+++ b/tests/Error/ErrorTest.php
@@ -1,5 +1,5 @@
 <?php
-namespace GraphQL\Tests;
+namespace GraphQL\Tests\Error;
 
 use GraphQL\Error\Error;
 use GraphQL\Language\Parser;
diff --git a/tests/Error/PrintErrorTest.php b/tests/Error/PrintErrorTest.php
new file mode 100644
index 0000000..aa4affc
--- /dev/null
+++ b/tests/Error/PrintErrorTest.php
@@ -0,0 +1,61 @@
+<?php
+namespace GraphQL\Tests\Error;
+
+use GraphQL\Error\Error;
+use GraphQL\Error\FormattedError;
+use GraphQL\Language\Parser;
+use GraphQL\Language\Source;
+
+class PrintErrorTest extends \PHPUnit_Framework_TestCase
+{
+    // Describe printError
+
+    /**
+     * @it prints an error with nodes from different sources
+     */
+    public function testPrintsAnErrorWithNodesFromDifferentSources()
+    {
+        $sourceA = Parser::parse(new Source('type Foo {
+  field: String
+}',
+        'SourceA'
+        ));
+
+        $fieldTypeA = $sourceA->definitions[0]->fields[0]->type;
+
+        $sourceB = Parser::parse(new Source('type Foo {
+  field: Int
+}',
+            'SourceB'
+        ));
+
+        $fieldTypeB = $sourceB->definitions[0]->fields[0]->type;
+
+
+        $error = new Error(
+            'Example error with two nodes',
+            [
+                $fieldTypeA,
+                $fieldTypeB,
+            ]
+        );
+
+        $this->assertEquals(
+            'Example error with two nodes
+
+SourceA (2:10)
+1: type Foo {
+2:   field: String
+            ^
+3: }
+
+SourceB (2:10)
+1: type Foo {
+2:   field: Int
+            ^
+3: }
+',
+            FormattedError::printError($error)
+        );
+    }
+}