CONSOLE MESSAGE: Namespace prefix foo on bar is not defined

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        RenderText {#text} at (0,0) size 323x22
          text run at (0,0) width 323: "This page contains the following errors:"
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          text run at (0,0) width 519: "error on line 1 at column 76: Namespace prefix foo on bar is not defined"
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          text run at (0,0) width 425: "Below is a rendering of the page up to the first error."
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          text run at (0,0) width 721: "This document was created as the result of an XSL transformation. The line and column numbers given are from"
          text run at (0,20) width 145: "the transformed result."
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          text run at (0,0) width 230: "You should see error text above this"
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          text run at (0,0) width 354: "ERROR? this, and nothing below it should be rendered"