diff --git a/.gitignore b/.gitignore
index 1f9f1a7..2a3699b 100644
--- a/.gitignore
+++ b/.gitignore
@@ -3,3 +3,4 @@
 out/*
 corpus-resources/
 .vscode
+Dockerfile.debug
diff --git a/xml.go b/xml.go
index ce9ef87..016fc74 100644
--- a/xml.go
+++ b/xml.go
@@ -8,7 +8,7 @@
 	"os/exec"
 	"regexp"
 	"strings"
-
+	
 	"github.com/antchfx/xmlquery"
 	"github.com/antchfx/xpath"
 	"github.com/goccy/go-json"
@@ -20,7 +20,7 @@
 var regexLineWellFormed = regexp.MustCompile("line ([0-9]{1,}) ")
 var regexErrorWellFormedMessage = regexp.MustCompile(` ([A-Z].*)\^`)
 
-var regexLineValidation = regexp.MustCompile(`:([0-9]{1,}):`)
+var regexLineValidation = regexp.MustCompile(`:([-]?[0-9]{1,}):`)
 var regexErrorValidationMessage = regexp.MustCompile(` ([A-Z].*)\n`)
 
 func ProcessXML(message *GeneralInfo, logger *logrus.Entry) {
@@ -115,8 +115,9 @@
 	errorsMessages := regexErrorValidationMessage.FindAllStringSubmatch(resultError, -1)
 	linesMessages := regexLineValidation.FindAllStringSubmatch(resultError, -1)
 	if errorsMessages != nil && linesMessages != nil {
+		//fmt.Print("errorsMessages:  ", errorsMessages)
 		for i := 0; i < len(errorsMessages); i++ {
-			if errorsMessages[i] != nil || linesMessages[i] != nil {
+			if errorsMessages[i] != nil && len(linesMessages) > i && linesMessages[i] != nil {
 				listError = append(listError, ErrorXML{Message: strings.NewReplacer(`"`, "").Replace(errorsMessages[i][1]), Line: linesMessages[i][1], File: file})
 			}
 		}
@@ -146,6 +147,7 @@
 					xmlDetailled.isValidAgainstDTD = true
 					xmlDetailled.validationDTDInfos = dtdPath
 				} else {
+					//fmt.Println("result de xmlstarlet:  ", string(result))
 					errors := FormatValidationError(string(result), dtdPath)
 					if len(errors) > 0 {
 						xmlDetailled.validationsErrors = append(xmlDetailled.validationsErrors, errors...)