i would just remove "forceAbsoluteURL" and add the baseUrl in your wrap on your own.
[globalVar = GP:tx_ttnews|tt_news > 0]
page.headerData.1422 = TEXT
page.headerData.1422 {
typolink.parameter.data = TSFE:id
# typolink.forceAbsoluteUrl = 1
typolink.returnLast = url
typolink.additionalParams.cObject = COA
typolink.additionalParams.cObject {
10 = TEXT
10.dataWrap = &tx_ttnews[tt_news]={GP:tx_ttnews|tt_news}
10.if.isTrue.data = GP:tx_ttnews|tt_news
20 = TEXT
20.dataWrap = &tx_ttnews[cat]={GP:tx_ttnews|cat}
20.if.isTrue.data = GP:tx_ttnews|cat
}
wrap = <link href="http://example.com/|" rel="canonical">
}
[END]