jobs ack fix

client/messagestorage.go

@@ -2,6 +2,7 @@ package client
 
 import (
 	"database/sql"
+	"fmt"
 	"math"
 	"os"
 	"path/filepath"
@@ -256,8 +257,9 @@ func GetDbMessage(dbFile string, dbId int64, password string) (*meowlib.DbMessag
 	}
 	defer rows.Close()
 	var dbm meowlib.DbMessage
+	found := false
 	for rows.Next() {
-
+		found = true
 		var id int64
 		var m []byte
 		err = rows.Scan(&id, &m)
@@ -272,7 +274,9 @@ func GetDbMessage(dbFile string, dbId int64, password string) (*meowlib.DbMessag
 		if err != nil {
 			return nil, err
 		}
-
+	}
+	if !found {
+		return nil, fmt.Errorf("message row %d not found in %s", dbId, dbFile)
 	}
 	return &dbm, nil
 }