<div dir="auto"><div class="gmail_quote" dir="auto"><div dir="ltr" class="gmail_attr">Hairy Pixels via fpc-pascal <<a href="mailto:fpc-pascal@lists.freepascal.org">fpc-pascal@lists.freepascal.org</a>> schrieb am Mi., 8. Nov. 2023, 01:48:<br></div><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">What does this error mean? It's comparing a pointer to a procedure to a procedure variable (a callback). The signature appears exactly the same "function(TSymbol;TSymbol):LongInt is nested" so what's the problem?<br>
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error: Incompatible type for arg no. 2: Got "<address of function(TSymbol;TSymbol):LongInt is nested;StdCall>", expected "TSList$1$crcCC4DE170_crc9A33B934.<procedure variable type of function(TSymbol;TSymbol):LongInt is nested;StdCall>"<br></blockquote></div><div dir="auto"><br></div><div dir="auto">Please provide example code so that one can look at it. Such messages without example are more often than not simply useless. </div><div dir="auto"><br></div><div dir="auto">Regards, </div><div dir="auto">Sven </div><div class="gmail_quote" dir="auto"><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"></blockquote></div></div>