diff --git a/loaih/build.py b/loaih/build.py
index 804fe0a..a0f021d 100644
--- a/loaih/build.py
+++ b/loaih/build.py
@@ -80,6 +80,9 @@ class Build(loaih.RemoteBuild):
 
     def calculate(self):
         """Calculate exclusions and other variables."""
+
+        print("--- Calculate Phase ---")
+        
         # AppName
         if self.query in { 'prerelease', 'daily' }:
             self.appname = 'LibreOfficeDev'
@@ -132,6 +135,9 @@ class Build(loaih.RemoteBuild):
 
     def check(self):
         """Checking if the requested AppImage has been already built."""
+
+        print("--- Check Phase ---")
+
         if len(self.appimagefilename) != 2:
             self.calculate()
 
@@ -184,6 +190,9 @@ class Build(loaih.RemoteBuild):
 
     def download(self):
         """Downloads the contents of the URL as it was a folder."""
+
+        print("--- Download Phase ---")
+
         print(f"Started downloads for {self.version}. Please wait.")
         for arch in self.arch:
             # Checking if a valid path has been provided
@@ -227,6 +236,8 @@ class Build(loaih.RemoteBuild):
     def build(self):
         """Building all the versions."""
 
+        print("--- Building Phase ---")
+
         for arch in self.arch:
             if self.built[arch]:
                 # Already built for arch or path not available. User has already been warned.
@@ -364,8 +375,6 @@ class Build(loaih.RemoteBuild):
         ), env={ "VERSION": self.appversion }, check=True)
 
         print(f"Built AppImage version {self.appversion}")
-        # Setting it to built.
-        self.built[arch] = True
 
         # Cleanup phase, before new run.
         for deb in glob.glob(self.appnamedir + '/*.deb'):
@@ -378,15 +387,23 @@ class Build(loaih.RemoteBuild):
     def checksums(self):
         """Create checksums of the built versions."""
         # Skip checksum if initally the build was already found in the storage directory
+    
+        print("--- Checksum Phase ---")
+
         if all(self.built[arch] for arch in self.arch):
             return
 
         os.chdir(self.appnamedir)
         for arch in self.arch:
-            if self.built[arch]:
+            if not self.built[arch]:
+                # Here's the contrary. A newly built package has not yet been
+                # marked as built.
                 for item in [ self.appimagefilename[arch], self.zsyncfilename[arch] ]:
-                    # For any built arch, find out if a file exist.
-                    self.__create_checksum__(item)
+                    itempath = os.path.join(self.appnamedir, item)
+                    if os.path.exists(itempath):
+                        # For any built arch, find out if a file exist.
+                        print(f"DEBUG: checkumming {item}.")
+                        self.__create_checksum__(item)
 
 
     def __create_checksum__(self, file):
@@ -405,7 +422,7 @@ class Build(loaih.RemoteBuild):
     def publish(self):
         """Moves built versions to definitive storage."""
 
-        print("DEBUG: reached publish.")
+        print("--- Publish Phase ---")
 
         if all(self.built[arch] for arch in self.arch):
             # All files are already present in the full_path
@@ -441,6 +458,9 @@ class Build(loaih.RemoteBuild):
 
     def generalize_and_link(self, chdir = 'default'):
         """Creates the needed generalized files if needed."""
+
+        print("--- Generalize and Link Phase ---")
+
         # If called with a pointed version, no generalize and link necessary.
         if not self.branch_version:
             return