awk 'BEGIN{FS="[\\\|]"} /Layout/{a=$0; getline; fn=$14;  print a >fn } a{print > fn}' temp.txt
awk: warning: escape sequence `\|' treated as plain `|'
awk: (FILENAME=temp.txt FNR=136) fatal: expression for `>' redirection has null string value

{2010503005|XXGfvertex|46|0|99|0|{|{30100001|XXparameter_set|@@@@
{{30001002|XXparameter|Layout|$[[record kind 85 subkind 0 parts [vector _interp_("mfile:$\{INF_ENTRPRSDWUNFYRETLCRED_MFS\}/m_cdp2_uedw_v_cls_uld.dat", "dollar_substitution")]]]|3|9||@{0|}}
{30001002|XXparameter|read_metadata|$\{INF_ENTRPRSDWUNFYRETLCRED_DML\}/cdp2_uedw_v_cls.dml|3|2|f$|@{0|}}
{30001002|XXparameter|!prototype_path|E:\\program files\\Ab Initio 1438\\Components\\Datasets\\Input_File.mdc|3|2|Pw$|@{0|}}
{30001002|XXparameter|eme_dataset_location|$\{INF_ENTRPRSDWUNFYRETLCRED_MFS\}/m_cdp2_uedw_v_cls_uld.dat|3|2|$|@{0|}}
}}@0|@127358|686578|152000|707000|40...d.dat|SunTrust Bank Inc.||1|10|-1||6||32769|-1|-1|}}
{2010203004|XXGoport|47|0|101|0|{@{}...|0.0|@@@2160|0|}}
{2010503005|XXGfvertex|48|0|104|0|{Represents one file, many files, or a multifile as an input to your graph.|{30100001|XXparameter_set|@@@...6|12|2|RF$||{0|}}
{30001002|XXparameter|mode|0x0001|1|2|FH$|modes of access|{0|}}
{30001002|XXparameter|Layout|@28|2|RF$||{0|}}
{30001002|XXparameter|read_metadata||7|1|RFl||{0|}}
{30001002|XXparameter|mpcmodtime|1196372206|1|1|Hl|The last modification time of this component's template|{0|}}
{30001002|XXparameter|eme_dataset_location|@3|9|F|Place in the EME to create a dataset corresponding to this file.|{0|}}
}}@0|@0|0|0|0|0|0|0|@@@1|10|-1|@6|@1|-1|-1|}}
{2010203004|XXGoport|49|0|106|0|{@{3...a||7|8|RF=||{0|}}
}}@0|0|0|0|read|0.0|@@@2160|0|}}

awk '/Layout/{fn="file"++x} x{print > fn}' temp.txt

awk '/Layout|$[[record/{fn="file"++x} x{print > fn}' temp.txt