diff --git a/@CVC_checker/cvc_check.m b/@CVC_checker/cvc_check.m
index c13462e2c10bda072ff290a7fd6723960b49eb9d..8dc62b8b46d5d770b6b51522dbe2912f04eee48f 100644
--- a/@CVC_checker/cvc_check.m
+++ b/@CVC_checker/cvc_check.m
@@ -21,7 +21,7 @@ function [ check, seqs ] = cvc_check( object )
     waitbar(.10,box,'Running Proof');
 
     % run the cvc command
-[status, result] = system(['cvc3 ' filename ' +model']);
+[status, result] = system(['cvc3 ' filename ' +model'])
 
 % check return status for errors
 if (status ~= 0)
diff --git a/@PVS_checker/pvs_check.m b/@PVS_checker/pvs_check.m
index 13db80a4a35919af0da182dc2af290eff5f0e21a..f0aff8a3c1487dfb51cd51025edcc5e61c4b8708 100644
--- a/@PVS_checker/pvs_check.m
+++ b/@PVS_checker/pvs_check.m
@@ -42,7 +42,7 @@ if (exists == 1 && (isempty(button) || strcmp(button,'Cancel')))
     output = 'canceled';
     return;
 elseif (exists == 1 && (strcmp(button,'Open PVS')));
-    [status, result] = system(['pvs ' function_name '.pvs']);
+    [status, result] = system(['pvs ' function_name '.pvs'])
     output = 'canceled';
 elseif (exists == 0 || strcmp(button,'Attempt to prove'))
     box = waitbar(0,'Generating Proof Script');
diff --git a/@PVS_checker/pvs_check_for_imports.m b/@PVS_checker/pvs_check_for_imports.m
index 7db9fa7a6b99b0bfe987238e7aaafafbfcc633cf..e5e2c3a468ee9d8e1dd871c1afac6ac157a35a9d 100644
--- a/@PVS_checker/pvs_check_for_imports.m
+++ b/@PVS_checker/pvs_check_for_imports.m
@@ -22,7 +22,8 @@ function string = pvs_check_for_imports(object)
 
 hashtable = {{'sqrt', 'reals@sqrt'} {'sin', 'trig@trig_basic'} {'cos', 'trig@trig_basic'} {'tan', 'trig@trig_basic'}};
 for k=1:size(hashtable,2)
-            if ~isempty(regexp(object.data.function_inputs,hashtable{k}(1),'once'))
+    functions = regexp(object.data.function_inputs,hashtable{k}(1),'once')
+            if ~isempty(functions{1})
                 if (~any(ismember(found,hashtable{k}(1))))
                 string = [string 'IMPORTING ' char(hashtable{k}(2)) sprintf('\n')];
                 found = [found hashtable{k}(1)];
diff --git a/@Settings/init.m b/@Settings/init.m
index c2333b017f6c2281727f88a523763ccf4a23eaea..867e03af2eca132821e23ebd29413f760a593c07 100644
--- a/@Settings/init.m
+++ b/@Settings/init.m
@@ -11,6 +11,6 @@ function [] = init(object)
 object.pvs_includes = [];
 object.counter_trials = 1000;
 object.counter_range = 100;
-object.exception = 0;
+object.except = 0;
 end
 
diff --git a/@Settings/setvalues.m b/@Settings/setvalues.m
index 6072fb43bd68fa4e061c93bd4877d3fd16a52b54..7e5a7550cd8b8089c4e44bc0b22efa77ac5be67d 100644
--- a/@Settings/setvalues.m
+++ b/@Settings/setvalues.m
@@ -15,7 +15,6 @@ object.counter_range = settings.range;
 if ~isfield(settings,'except')
     settings.except = 0;
 end
-%object.except = settings.except;
-object.except = 1;
+object.except = settings.except;
 end