diff --git a/mutalyzer/File.py b/mutalyzer/File.py
index 1212d310de7b085e65a0fa25f5a5458e6e74137a..bbe3c2c43b6e5409e49e49e5d53bcf3dc16bf2c4 100644
--- a/mutalyzer/File.py
+++ b/mutalyzer/File.py
@@ -292,6 +292,7 @@ class File() :
             ret = []
             notthree = []
             emptyfield = []
+            toolong = []
             for line, job in jobl[1:]:
 
                 #Empty line
@@ -319,7 +320,10 @@ class File() :
                     inputl = "~!InputFields: " #start with the skip flag
                     inputl+= "|".join(job)
 
-                ret.append(inputl)
+                if len(inputl) > 200:
+                    toolong.append(line)
+                else:
+                    ret.append(inputl)
             #for
 
             #Create output Message for incompatible fields
@@ -335,7 +339,13 @@ class File() :
                         "The first and last column can't be left empty in "
                         "%i line(s): %s.\n" % (len(emptyfield), lines))
 
-            errlist = notthree + emptyfield
+            if any(toolong):
+                lines = makeList(toolong, 10)
+                self.__output.addMessage(__file__, 3, "EBPARSE",
+                        "Batch input field too long in %i line(s): %s.\n" %
+                        (len(toolong), lines))
+
+            errlist = notthree + emptyfield + toolong
         #if
 
         else:   #No Header, possibly a new BatchType
@@ -353,12 +363,23 @@ class File() :
                     "line(s): %s" %
                     (len(errlist), makeList(errlist)))
 
+            toolong = [line for line, row in jobl
+                       if any(len(col) > 200 for col in row)]
+            if any(toolong):
+                self.__output.addMessage(__file__, 3, "EBPARSE",
+                    "Batch input field too long in %i line(s): %s" %
+                    (len(toolong), makeList(toolong)))
+
             ret = []
             for line, job in jobl:
                 if not any(job):    #Empty line
                     ret.extend(['~!' for _ in range(columns)])
                     continue
-                if line in errlist:
+                if line in toolong:
+                    #Trim too long
+                    ret.append("~!InputFields: " + ('|'.join(job))[:180] + '...')
+                    ret.extend(['~!' for _ in range(columns - 1)])
+                elif line in errlist:
                     #Dirty Escape BatchEntries
                     ret.append("~!InputFields: " + '|'.join(job))
                     ret.extend(['~!' for _ in range(columns - 1)])
@@ -476,7 +497,7 @@ def makeList(l, maxlen=10):
     @return: a list converted to a string with comma's and spaces
     @rtype: unicode
     """
-    ret = ", ".join(i for i in l[:maxlen])
+    ret = ", ".join(str(i) for i in l[:maxlen])
     if len(l)>maxlen:
         return ret+", ..."
     else:
diff --git a/mutalyzer/website/templates/batch-jobs.html b/mutalyzer/website/templates/batch-jobs.html
index 0702c3821d21cd5341a2840cc48cbe22c92616a2..2029a82880ac7d32bf298b90a6a6f90aeda6a1b0 100644
--- a/mutalyzer/website/templates/batch-jobs.html
+++ b/mutalyzer/website/templates/batch-jobs.html
@@ -15,13 +15,14 @@
 </p>
 
 <div id='help' style="display:none">
-  <p>The mutalyzer batch checker accepts the following file formats
+  <p>The mutalyzer batch checker accepts the following file formats:
     <ul>
         <li>Tab delimited text file / CSV file</li>
         <li>Microsoft Excel file</li>
         <li>OpenOffice ODS file</li>
     </ul>
-    and the maximum size is <span tal:content = "maxSize"></span> megabytes.
+    The maximum file size is {{ max_file_size }} megabytes, and the maximum
+    length per entry (variant description) is 200 characters.
     </p>
   <h5>We accept two types of input files, you can download examples below</h5>
   <h5>New Style <a href="{{ url_for('.downloads', filename='batchtestnew.txt') }}">Download Example File</a></h5>
diff --git a/tests/test_scheduler.py b/tests/test_scheduler.py
index 791f867ddad19b9a71ac333726e5f13ade37d782..c118bfd751558406c173a5f4343b93d8da68bb6a 100644
--- a/tests/test_scheduler.py
+++ b/tests/test_scheduler.py
@@ -71,6 +71,23 @@ class TestScheduler(MutalyzerTest):
                      'OK']]
         self._batch_job_plain_text(variants, expected, 'syntax-checker')
 
+    def test_large_input(self):
+        """
+        Simple batch job with large input.
+        """
+        variants = ['chr13:g.114503915delCACCTGCGGGAGGTGAGGGGCGCTGGGGACCCCCG'
+                    'TATCTACACCTGCGGGAGGTGAGGGGCGCTGGGGACCCCTATATCTACACCTGAG'
+                    'GGAGGTGinsTGCCTGCGGGAGGTGAGGGGCGCTGGGGACCCCCGTATCTACACC'
+                    'TGCGGGAGGTGAGGGGCGCTGGGGACCCCTATATCTACACCTGAGGGAGGTG']
+
+        expected = [['InputFields: chr13:g.114503915delCACCTGCGGGAGGTGAGGGGC'
+                     'GCTGGGGACCCCCGTATCTACACCTGCGGGAGGTGAGGGGCGCTGGGGACCCCT'
+                     'ATATCTACACCTGAGGGAGGTGinsTGCCTGCGGGAGGTGAGGGGCGCTGGGGA'
+                     'CCCCCGTATCTACACCTGCGGGAGGTGAGGG...',
+                     '(Scheduler): Entry could not be formatted correctly, '
+                     'check batch input file help for details']]
+        self._batch_job_plain_text(variants, expected, 'syntax-checker')
+
     @fix(cache('AB026906.1', 'NM_000059.3'))
     def test_name_checker(self):
         """