I am getting these warnings while running the script. Can any body tell me how to solve them and are they fatal?

Malformed UTF-8 character (overflow at 0xb2823d47, byte 0xe7, after st
+art byte 0xbf) in pattern match (m//) at CCSearchX2_2_2_5_2.pl line 6
+70.

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line 670 -->

while($text =~  /(.?B\d{13,19}\^[\w \/]{2,26}\^[\w\?;=]+\??|.?\d{13,19
+}[D=]\w+\??|(?<!\d)\d{3}[\d\- $seperators]{7,14}\d{3}(?!\d))/g)

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In reply to UTF-8 warnings by Anonymous Monk

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