Errors when Upgrading Beta 1.4 to 1.5

[yvesima]

Hello

I tried to upgrade 1.4 to 1.5 on local wamp serverwamp php 5.2.5 apache 2.26 Mysql 5.0.45

i've got these errors in the report afetr upgarding

SET NAMES 'utf8'

/* ##################################### */ /* STRUCTURE */ /* ##################################### */ ALTER IGNORE TABLE `ps_blocklink_lang` ADD PRIMARY KEY (`id_link`, `id_lang`)

(1146) Table 'boutique2.ps_blocklink_lang' doesn't exist
ALTER IGNORE TABLE `ps_product_comment_grade` ADD PRIMARY KEY (`id_product_comment`, `id_product_comment_criterion`)

(1146) Table 'boutique2.ps_product_comment_grade' doesn't exist
ALTER IGNORE TABLE `ps_product_comment_criterion` DROP PRIMARY KEY, ADD PRIMARY KEY (`id_product_comment_criterion`, `id_lang`)

(1146) Table 'boutique2.ps_product_comment_criterion' doesn't exist
ALTER IGNORE TABLE `ps_product_comment_criterion_product` ADD PRIMARY KEY(`id_product`, `id_product_comment_criterion`)

(1146) Table 'boutique2.ps_product_comment_criterion_product' doesn't exist
/* ##################################### */ /* CONTENTS */ /* ##################################### */

i'm looking the reason
but if some one has an idea
THANKS