diff --git a/config/rsrparser.go b/config/rsrparser.go
index 6022a561e..59fef056e 100644
--- a/config/rsrparser.go
+++ b/config/rsrparser.go
@@ -273,7 +273,8 @@ func (prsr *RSRParser) ParseDataProvider(dP DataProvider, separator string) (out
 	var outStr string
 	if prsr.attrValue == "" {
 		if outStr, err = dP.FieldAsString(
-			strings.Split(prsr.attrName, separator)); err != nil {
+			strings.Split(prsr.attrName, separator)); err != nil &&
+			(err != utils.ErrNotFound || prsr.filters.FilterRules() != "^$") {
 			return
 		}
 	}
@@ -284,7 +285,8 @@ func (prsr *RSRParser) ParseDataProviderWithInterfaces(dP DataProvider, separato
 	var outIface interface{}
 	if prsr.attrValue == "" {
 		if outIface, err = dP.FieldAsInterface(
-			strings.Split(prsr.attrName, separator)); err != nil {
+			strings.Split(prsr.attrName, separator)); err != nil &&
+			(err != utils.ErrNotFound || prsr.filters.FilterRules() != "^$") {
 			return
 		}
 	}
diff --git a/engine/cdr_test.go b/engine/cdr_test.go
index 4f34319d4..534dc0156 100644
--- a/engine/cdr_test.go
+++ b/engine/cdr_test.go
@@ -207,8 +207,10 @@ func TestFieldAsString(t *testing.T) {
 		t.Errorf("field: <%v>, expected: <%v>, received: <%v>", prsr, eFldVal, fldVal)
 	}
 	prsr = config.NewRSRParserMustCompile(utils.DynamicDataPrefix+"dummy_field", true)
-	if _, err := cdr.FieldAsString(prsr); err != utils.ErrNotFound {
+	if fldVal, err := cdr.FieldAsString(prsr); err != utils.ErrNotFound {
 		t.Error(err)
+	} else if fldVal != utils.EmptyString {
+		t.Errorf("field: <%v>, expected: <%v>, received: <%v>", prsr, utils.EmptyString, fldVal)
 	}
 }
 
diff --git a/engine/filters_test.go b/engine/filters_test.go
index f5d30890c..2263a5d18 100644
--- a/engine/filters_test.go
+++ b/engine/filters_test.go
@@ -516,28 +516,34 @@ func TestPassFilterMissingField(t *testing.T) {
 		cfg: cfg,
 		dm:  dmFilterPass,
 	}
+
 	passEvent1 := map[string]interface{}{
-		"Category": "call",
+		"test": "call",
 	}
 	if pass, err := filterS.Pass("cgrates.org",
 		[]string{"*rsr::~Category(^$)"}, config.NewNavigableMap(passEvent1)); err != nil {
 		t.Errorf(err.Error())
-	} else if pass {
-		t.Errorf("Expecting: true , received: %+v", pass)
-	}
-	if pass, err := filterS.Pass("cgrates.org",
-		[]string{"*rsr::~Category(!^$)"}, config.NewNavigableMap(passEvent1)); err != nil {
-		t.Errorf(err.Error())
 	} else if !pass {
 		t.Errorf("Expecting: true , received: %+v", pass)
 	}
+
 	passEvent2 := map[string]interface{}{
-		"test": "call",
+		"Category": "",
 	}
 	if pass, err := filterS.Pass("cgrates.org",
 		[]string{"*rsr::~Category(^$)"}, config.NewNavigableMap(passEvent2)); err != nil {
 		t.Errorf(err.Error())
-	} else if pass {
+	} else if !pass {
 		t.Errorf("Expecting: true , received: %+v", pass)
 	}
+
+	passEvent3 := map[string]interface{}{
+		"Category": "call",
+	}
+	if pass, err := filterS.Pass("cgrates.org",
+		[]string{"*rsr::~Category(^$)"}, config.NewNavigableMap(passEvent3)); err != nil {
+		t.Errorf(err.Error())
+	} else if pass {
+		t.Errorf("Expecting: false , received: %+v", pass)
+	}
 }
diff --git a/utils/rsrfield.go b/utils/rsrfield.go
index a093f36b2..a9a2630cd 100644
--- a/utils/rsrfield.go
+++ b/utils/rsrfield.go
@@ -234,6 +234,10 @@ type RSRFilter struct {
 	negative   bool // Rule should not match
 }
 
+func (rsrFltr *RSRFilter) FilterRule() string {
+	return rsrFltr.filterRule
+}
+
 func (rsrFltr *RSRFilter) Pass(val string) bool {
 	if rsrFltr.filterRule == "" {
 		return !rsrFltr.negative
@@ -322,6 +326,13 @@ func ParseRSRFiltersFromSlice(fltrStrs []string) (RSRFilters, error) {
 
 type RSRFilters []*RSRFilter
 
+func (fltrs RSRFilters) FilterRules() (rls string) {
+	for _, fltr := range fltrs {
+		rls += fltr.FilterRule()
+	}
+	return
+}
+
 // @all: specifies whether all filters should match or at least one
 func (fltrs RSRFilters) Pass(val string, allMustMatch bool) (matched bool) {
 	if len(fltrs) == 0 {