Using DocRead: 
examples.util.ServletException: java.lang.NullPointerException: Object reference not set to an instance of an object.View.viewWithViewingServer() Exception:
examples.util.ServletException: java.lang.NullPointerException: Object reference not set to an instance of an object.


View.viewWithDocRead() Exception: examples.util.ServletException: Could not view the document through the DocRead object.
Possible Cause: java.lang.RuntimeException: ------
java.lang.RuntimeException: ServerSpec not set. Set via API, or set the VERITY_K2_HOSTPORT Java property or environment variable.
   at com.verity.search.util.JSDispenser.getConnResource(String serverSpec, String encryptionKey)
   at com.verity.search.DocRead.getDoc(Boolean fetchFeatureVector)
   at com.verity.search.DocRead.getDoc()
   at com.verity.search.DocRead.docViewIntern(String streamName, String beginHL, String endHL)
------

class java.lang.RuntimeException------
java.lang.RuntimeException: ServerSpec not set. Set via API, or set the VERITY_K2_HOSTPORT Java property or environment variable.
   at com.verity.search.util.JSDispenser.getConnResource(String serverSpec, String encryptionKey)
   at com.verity.search.DocRead.getDoc(Boolean fetchFeatureVector)
   at com.verity.search.DocRead.getDoc()
   at com.verity.search.DocRead.docViewIntern(String streamName, String beginHL, String endHL)
------

class java.lang.RuntimeException