X-Git-Url: http://source.jalview.org/gitweb/?a=blobdiff_plain;f=src%2Fjalview%2Fdatamodel%2FAlignment.java;fp=src%2Fjalview%2Fdatamodel%2FAlignment.java;h=5d1fc605e5339a83d29f620491c994125e974cf9;hb=f06554784411ddbf871d642e66c8dcb7f147d4a8;hp=15df67bd48f14c1492b01c775ce60ca038d43309;hpb=cf06ee5d732af6cc874115aece1138adafca8ad7;p=jalview.git

diff --git a/src/jalview/datamodel/Alignment.java b/src/jalview/datamodel/Alignment.java
index 15df67b..5d1fc60 100755
--- a/src/jalview/datamodel/Alignment.java
+++ b/src/jalview/datamodel/Alignment.java
@@ -1741,7 +1741,7 @@ public class Alignment implements AlignmentI
     boolean hasValidSeq = false;
     for (SequenceI seq : getSequences())
     {
-      if (seq.getSequenceAsString().matches("(-*[a-zA-Z]-*){1}[a-zA-Z-]*"))
+      if ((seq.getEnd() - seq.getStart()) > 0)
       {
         hasValidSeq = true;
         break;