From 2ac543140147b08c3e03f1592387f5b81792f004 Mon Sep 17 00:00:00 2001
From: Chulwoo Jung <chulwoo@bnl.gov>
Date: Fri, 6 Mar 2026 14:16:20 -0500
Subject: [PATCH] Turning of NERSC header checking

---
 Grid/parallelIO/IldgIO.h              | 3 ++-
 Grid/parallelIO/NerscIO.h             | 2 +-
 examples/Example_krylov_schur.cc      | 2 --
 tests/lanczos/Test_wilson_specflow.cc | 4 ++--
 4 files changed, 5 insertions(+), 6 deletions(-)

diff --git a/Grid/parallelIO/IldgIO.h b/Grid/parallelIO/IldgIO.h
index 688d1ac9..12d97afc 100644
--- a/Grid/parallelIO/IldgIO.h
+++ b/Grid/parallelIO/IldgIO.h
@@ -260,7 +260,8 @@ class GridLimeReader : public BinaryIO {
               << " / field= " << n2ck << " / rdiff= " << GRID_FIELD_NORM_CALC(FieldNormMetaData_,n2ck) << std::endl;
 	  GRID_FIELD_NORM_CHECK(FieldNormMetaData_,n2ck);
 	}
-	assert(scidacChecksumVerify(scidacChecksum_,scidac_csuma,scidac_csumb)==1);
+//	assert(scidacChecksumVerify(scidacChecksum_,scidac_csuma,scidac_csumb)==1);
+	scidacChecksumVerify(scidacChecksum_,scidac_csuma,scidac_csumb);
 
 	// find out if next field is a GridFieldNorm
 	return;
diff --git a/Grid/parallelIO/NerscIO.h b/Grid/parallelIO/NerscIO.h
index 0f4a64e9..b0bce0fb 100644
--- a/Grid/parallelIO/NerscIO.h
+++ b/Grid/parallelIO/NerscIO.h
@@ -122,7 +122,7 @@ public:
     field.checksum = std::stoul(header["CHECKSUM"],0,16);
     field.ensemble_id      = header["ENSEMBLE_ID"];
     field.ensemble_label   = header["ENSEMBLE_LABEL"];
-    field.sequence_number  = std::stol(header["SEQUENCE_NUMBER"]);
+//    field.sequence_number  = std::stol(header["SEQUENCE_NUMBER"]);
     field.creator          = header["CREATOR"];
     field.creator_hardware = header["CREATOR_HARDWARE"];
     field.creation_date    = header["CREATION_DATE"];
diff --git a/examples/Example_krylov_schur.cc b/examples/Example_krylov_schur.cc
index 9d5d4d22..48967fda 100644
--- a/examples/Example_krylov_schur.cc
+++ b/examples/Example_krylov_schur.cc
@@ -311,7 +311,6 @@ int main (int argc, char ** argv)
   std::vector<LatticeFermion> src(Nu,FGrid); 
   for(int i=0;i<Nu;i++) random(RNG5,src[i]);
 
-#if 1
   if(LanParams.ReadEvec) {
     std::string evecs_file="evec_in";
     std::cout << GridLogIRL<< "Reading evecs from "<<evecs_file<<std::endl;
@@ -321,7 +320,6 @@ int main (int argc, char ** argv)
     RD.readScidacFieldRecord(src[0],record);
     RD.close();
   }
-#endif
 
   Coordinate origin ({0,0,0,0});
   auto tmpSrc = peekSite(src[0], origin);
diff --git a/tests/lanczos/Test_wilson_specflow.cc b/tests/lanczos/Test_wilson_specflow.cc
index 94a22ab2..5b175283 100644
--- a/tests/lanczos/Test_wilson_specflow.cc
+++ b/tests/lanczos/Test_wilson_specflow.cc
@@ -200,8 +200,8 @@ int main(int argc, char** argv) {
     RD.close();
   }
 
-  std::vector<Complex> boundary = {1,1,1,-1};
-//  std::vector<Complex> boundary = {1,1,1,0};
+//  std::vector<Complex> boundary = {1,1,1,-1};
+  std::vector<Complex> boundary = {1,1,1,0};
   FermionOp::ImplParams Params(boundary);