A lot hooks used into PDF generation were not correctly implemented. We

had to fix this. The result si that
the following hook were set as hook of type "replace". This means if
your module implement such hooks, it must 
return 0 to execute standard code or 1 to replace standard code (value
to output should be set into resPrints instead).

ChangeLog

@@ -19,6 +19,14 @@ Following changes may create regression for some external modules, but were nece
 Dolibarr better:
 - Deprecated hidden option MAIN_USE_CUSTOM_TRANSLATION has been removed. Use table llx_overwrite_trans instead.
 - Trigger LINECONTRACT_INSERT has been renamed into LINECONTRACT_CREATE to match common denomination.
+- A lot hooks used into PDF generation were not correctly implemented. We had to fix this. The result si that
+the following hook were set as hook of type "replace". This means if your module implement such hooks, it must 
+return 0 to execute standard code or 1 to replace standard code (value to output should be set into resPrints instead).
+This is list of hooks modified:
+'pdf_getlinenum', 'pdf_getlineref', 'pdf_getlineref_supplier', 'pdf_getlinevatrate', 'pdf_getlineupexcltax',
+'pdf_getlineupwithtax', 'pdf_getlineqty', 'pdf_getlineqty_asked', 'pdf_getlineqty_shipped', 'pdf_getlineqty_keeptoship',
+'pdf_getlineunit', 'pdf_getlineremisepercent', 'pdf_getlineprogress', 'pdf_getlinetotalexcltax', 'pdf_getlinetotalwithtax'
+
 
  
 ***** ChangeLog for 3.8.1 compared to 3.8.0 *****

htdocs/core/class/hookmanager.class.php

@@ -144,6 +144,21 @@ class HookManager
 				'formBuilddocLineOptions',
 				'moveUploadedFile',
 				'pdf_writelinedesc',
+			    'pdf_getlinenum',
+			    'pdf_getlineref',
+			    'pdf_getlineref_supplier',
+			    'pdf_getlinevatrate',
+			    'pdf_getlineupexcltax',
+			    'pdf_getlineupwithtax',
+			    'pdf_getlineqty',
+			    'pdf_getlineqty_asked',
+			    'pdf_getlineqty_shipped',
+			    'pdf_getlineqty_keeptoship',
+			    'pdf_getlineunit',
+			    'pdf_getlineremisepercent',
+			    'pdf_getlineprogress',
+			    'pdf_getlinetotalexcltax',
+			    'pdf_getlinetotalwithtax',
 				'paymentsupplierinvoices',
 				'printAddress',
 				'printSearchForm',