ocr: P-Lock Type Meaning GBP Interaction Held on Data Set: This member: 18s data set open None* S: for read only no members have: data setopen for. update This member, has data set open Register pages, read IS forread only, another member Check the GBP for pagenot has data ser open for update foundand anvalid ouffer: This mnember has data set) open None* X for update, no other member has data setopen This member has data: ser open Write changed pages SIX for update, another member Check GBP for pagenot has ut open: for read. only found Ttis member has data set open: Register pages read IX fort upda ...