1 files changed, 19 insertions, 0 deletions
diff --git a/odoo/__init__.py b/odoo/__init__.py
index 6bfe00b8499..0080ccd41c9 100644
--- a/odoo/__init__.py
+++ b/odoo/__init__.py
@@ -63,6 +63,25 @@ if hasattr(time, 'tzset'):
     time.tzset()
 
 #----------------------------------------------------------
+# PyPDF2 hack
+# ensure that zlib does not throw error -5 when decompressing
+# because some pdf won't fit into allocated memory
+# https://docs.python.org/3/library/zlib.html#zlib.decompressobj
+# ----------------------------------------------------------
+import PyPDF2
+
+try:
+    import zlib
+
+    def _decompress(data):
+        zobj = zlib.decompressobj()
+        return zobj.decompress(data)
+
+    PyPDF2.filters.decompress = _decompress
+except ImportError:
+    pass # no fix required
+
+#----------------------------------------------------------
 # Shortcuts
 #----------------------------------------------------------
 # The hard-coded super-user id (a.k.a. administrator, or root user).